{"id":352,"date":"2026-08-14T01:30:44","date_gmt":"2026-08-14T01:30:44","guid":{"rendered":"https:\/\/5speedtransmission.com\/how-to-identify-roller-chain-pitch-from-an-existing-sprocket-without-guessing\/"},"modified":"2026-08-14T01:30:44","modified_gmt":"2026-08-14T01:30:44","slug":"how-to-identify-roller-chain-pitch-from-an-existing-sprocket-without-guessing","status":"publish","type":"post","link":"https:\/\/5speedtransmission.com\/ko\/how-to-identify-roller-chain-pitch-from-an-existing-sprocket-without-guessing\/","title":{"rendered":"\uae30\uc874 \uc2a4\ud504\ub85c\ud0b7\uc5d0\uc11c \ub864\ub7ec \uccb4\uc778 \ud53c\uce58\ub97c \ucd94\uce21 \uc5c6\uc774 \ud655\uc778\ud558\ub294 \ubc29\ubc95"},"content":{"rendered":"<article style=\"--color-brand:darkslategray;--color-accent:steelblue;--color-neutral:whitesmoke;--color-success:seagreen;--color-warning:darkorange;--color-surface:white;--color-text:black;--color-muted:slategray;font-family:Arial,sans-serif;line-height:1.6;color:var(--color-text);background:var(--color-surface);box-sizing:border-box;\">\n<header style=\"position:relative;overflow:hidden;background:var(--color-brand);background-image:url('https:\/\/5speedtransmission.com\/wp-content\/uploads\/2026\/07\/Hero-Slide-1-Transmission-Components.webp');background-size:cover;background-position:center;min-height:500px;width:100%;\">\n<div style=\"position:absolute;inset:0;background:black;opacity:0.50;\"><\/div>\n<div style=\"position:relative;width:92%;max-width:1180px;margin:0 auto;padding:62px 0 58px;\">\n<div style=\"position:relative;max-width:820px;padding:32px 34px;\">\n<div style=\"position:absolute;inset:0;background:black;opacity:0.60;border-radius:12px;border-left:5px solid var(--color-accent);\"><\/div>\n<div style=\"position:relative;\">\n<p style=\"margin:0 0 12px;color:lightsteelblue;font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;\">\uc2a4\ud504\ub85c\ud0b7 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \u00b7 \uccb4\uc778 \uad6c\ub3d9 \uc124\uacc4 \u00b7 \ud604\uc7a5 \uac80\uc99d<\/p>\n<h1 style=\"margin:0 0 18px;color:white !important;font-size:clamp(30px,4.4vw,50px);line-height:1.08;font-weight:800;letter-spacing:-0.5px;\">\uae30\uc874 \uc2a4\ud504\ub85c\ud0b7\uc5d0\uc11c \ub864\ub7ec \uccb4\uc778 \ud53c\uce58\ub97c \ucd94\uce21 \uc5c6\uc774 \ud655\uc778\ud558\ub294 \ubc29\ubc95<\/h1>\n<p style=\"margin:0 0 24px;color:gainsboro;font-size:17px;max-width:720px;\">Identify pitch by combining tooth count with chain measurements, sprocket catalog geometry, and roller fit instead of guessing from outside diameter.<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:10px;margin:0 0 26px;\"><span style=\"border:1px solid lightsteelblue;color:white;padding:6px 10px;border-radius:8px;font-size:12px;\">roller chain pitch<\/span><span style=\"border:1px solid lightsteelblue;color:white;padding:6px 10px;border-radius:8px;font-size:12px;\">sprocket tooth count<\/span><span style=\"border:1px solid lightsteelblue;color:white;padding:6px 10px;border-radius:8px;font-size:12px;\">pin center distance<\/span><span style=\"border:1px solid lightsteelblue;color:white;padding:6px 10px;border-radius:8px;font-size:12px;\">\ub864\ub7ec \uc9c1\uacbd<\/span><\/div>\n<p><a href=\"#contact\" style=\"display:inline-block;background:var(--color-accent);color:white;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:8px;\">\uc2a4\ud504\ub85c\ud0b7 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc9c0\uc6d0\uc744 \uc694\uccad\ud569\ub2c8\ub2e4.<\/a><\/div>\n<\/div>\n<\/div>\n<\/header>\n<p><main style=\"width:92%;max-width:1080px;margin:0 auto;padding:42px 0 0;\"><\/p>\n<section style=\"background:var(--color-neutral);border:1px solid gainsboro;border-left:5px solid var(--color-brand);border-bottom:3px solid var(--color-accent);border-radius:8px;padding:24px 26px;margin:0 0 28px;\">\n<p style=\"margin:0 0 6px;color:var(--color-muted);font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;\">\uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubc94\uc704<\/p>\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">Measurement Snapshot: Identifying roller chain pitch from an existing sprocket<\/h2>\n<p >Identify pitch by combining tooth count with chain measurements, sprocket catalog geometry, and roller fit instead of guessing from outside diameter. This article concentrates on roller chain pitch, sprocket tooth count, pin center distance, roller diameter, caliper diameter, and chain identification as field-verifiable decision inputs.<\/p>\n<p >For identifying roller chain pitch from an existing sprocket, keep chain engagement, shaft mounting, operating duty, and maintainability in the same decision record; use the current drawing whenever an exact limit is model-specific.<\/p>\n<\/section>\n<section style=\"margin:0 0 34px;\">\n<div style=\"display:flex;flex-wrap:wrap;gap:20px;\">\n<div style=\"flex:1 1 310px;min-width:0;background:var(--color-brand);color:white;border-radius:8px;padding:22px;\">\n<p style=\"margin:0 0 8px;color:lightsteelblue;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;\">\ud544\ub4dc \ucc38\uc870<\/p>\n<dl >\n<dt style=\"font-weight:700;color:white;margin-top:10px;\">\uccb4\uc778\/\ud1b1\ub2c8 \uc778\ud130\ud398\uc774\uc2a4<\/dt>\n<dd style=\"margin:3px 0 0;color:gainsboro;\">Confirm roller chain pitch, sprocket tooth count, and the mating chain dimensions before changing hardware.<\/dd>\n<dt style=\"font-weight:700;color:white;margin-top:10px;\">\uc0e4\ud504\ud2b8\/\ud5c8\ube0c \uc778\ud130\ud398\uc774\uc2a4<\/dt>\n<dd style=\"margin:3px 0 0;color:gainsboro;\">Record pin center distance and mounting details that control concentricity, axial position, or load transfer.<\/dd>\n<dt style=\"font-weight:700;color:white;margin-top:10px;\">\uc6b4\uc601 \uc5c5\ubb34<\/dt>\n<dd style=\"margin:3px 0 0;color:gainsboro;\">Document speed, load, shock, starts\/reversals, contamination, washdown, and maintenance access relevant to identifying roller chain pitch from an existing sprocket.<\/dd>\n<dt style=\"font-weight:700;color:white;margin-top:10px;\">\uac80\uc99d \uae30\ub85d<\/dt>\n<dd style=\"margin:3px 0 0;color:gainsboro;\">For identifying roller chain pitch from an existing sprocket, keep measured values, nominal drawing values, wear observations, and the final replacement requirement distinct in the service record.<\/dd>\n<\/dl>\n<\/div>\n<div style=\"flex:1 1 310px;min-width:0;background:var(--color-surface);border:1px solid gainsboro;border-radius:8px;padding:22px;\">\n<p style=\"margin:0 0 8px;color:var(--color-muted);font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;\">\uacb0\uc815 \uc6d0\uce59<\/p>\n<p style=\"margin:0 0 12px;font-size:19px;font-weight:700;color:var(--color-brand);\">Release identifying roller chain pitch from an existing sprocket from measured interfaces, not appearance.<\/p>\n<p >For identifying roller chain pitch from an existing sprocket, check the chain interface, shaft connection, duty, and installed geometry as separate acceptance items, then reconcile them in the final specification.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<nav style=\"background:var(--color-surface);border:1px solid gainsboro;border-radius:8px;padding:20px 24px;margin:0 0 46px;\">\n<p style=\"margin:0 0 12px;color:var(--color-brand);font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase;\">\uae30\uc0ac \uc9c0\ub3c4<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:20px;\">\n<div style=\"flex:1 1 300px;min-width:0;\"><a href=\"#f1\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">01 \u00b7 Measure the chain first if it is available<\/a><a href=\"#f3\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">03 \u00b7 Use catalog diameters as a cross-check<\/a><a href=\"#f5\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">05 \u00b7 Separate wear from identification<\/a><a href=\"#matrix\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">M \u00b7 \uc758\uc0ac\uacb0\uc815 \ub9e4\ud2b8\ub9ad\uc2a4<\/a><\/div>\n<div style=\"flex:1 1 300px;min-width:0;\"><a href=\"#f2\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">02 \u00b7 Use tooth count as the second identifier<\/a><a href=\"#f4\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">04 \u00b7 Check roller diameter and inner width<\/a><a href=\"#procedure\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">P \u00b7 \ud604\uc7a5 \uc808\ucc28<\/a><a href=\"#faq\" style=\"display:block;padding:6px 0;color:var(--color-brand);text-decoration:none;\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38 \u00b7 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uad00\ub828 \uc9c8\ubb38<\/a><\/div>\n<\/div>\n<\/nav>\n<section id=\"procedure\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">\ud604\uc7a5 \uce21\uc815 \uc808\ucc28<\/h2>\n<ol style=\"margin:0;padding-left:22px;\">\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">1. Mark and count teeth.<\/strong> Count a complete revolution and record the exact tooth count before interpreting any diameter measurement. Use the current machine drawing when roller diameter is model-specific, and keep the measured value in the service record.<\/li>\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">2. Measure several chain pitches.<\/strong> Choose intact joints, measure between equivalent pin centers over as many accessible pitches as practical, and divide the total distance by the number of pitches. Before moving on, confirm that caliper diameter agrees with the mating chain or shaft interface relevant to this step.<\/li>\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">3. Measure the roller.<\/strong> Use a caliper or micrometer across a clean roller and record the inner width between plates where accessible. Record the result against chain identification so the next step starts from measured evidence.<\/li>\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">4. Compare candidate series.<\/strong> Use chain and sprocket tables to compare pitch, roller diameter, width, and expected sprocket diameter for the tooth count. Use the current machine drawing when roller chain pitch is model-specific, and keep the measured value in the service record.<\/li>\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">5. Inspect seating.<\/strong> Wrap or place a known new-chain sample on several teeth and confirm the rollers enter the roots without climbing, binding, or excessive side clearance. Before moving on, confirm that sprocket tooth count agrees with the mating chain or shaft interface relevant to this step.<\/li>\n<li style=\"margin:0 0 12px;\"><strong style=\"color:var(--color-brand);\">6. Document the final identification.<\/strong> Record the standard or chain number, measured values, tooth count, and the drawing or catalog page used for the cross-check. Record the result against pin center distance so the next step starts from measured evidence.<\/li>\n<\/ol>\n<p >For identifying roller chain pitch from an existing sprocket, cross-check adjacent drive interfaces with <a href=\"https:\/\/5speedtransmission.com\/ko\/\" target=\"_blank\" rel=\"noopener\" style=\"color:var(--color-accent);font-weight:700;text-decoration:none;\">\uc0b0\uc5c5\uc6a9 \ub3d9\ub825 \uc804\ub2ec \ubd80\ud488<\/a> \uc124\uce58 \ub610\ub294 \uad50\uccb4 \uae30\ub85d\uc744 \uac8c\uc2dc\ud558\uae30 \uc804\uc5d0.<\/p>\n<\/section>\n<section id=\"f1\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">1. Measure the chain first if it is available<\/h2>\n<figure style=\"margin:0 0 22px;\"><img decoding=\"async\" src=\"https:\/\/5speedtransmission.com\/wp-content\/uploads\/2026\/07\/chain-sprocket-1.webp\" alt=\"Identifying roller chain pitch from an existing sprocket - Measure the chain first if it is available\" style=\"width:100%;max-width:100%;height:auto;border-radius:8px;box-sizing:border-box;display:block;\"><figcaption style=\"font-size:12px;color:var(--color-muted);margin-top:7px;\">Visual reference for measure the chain first if it is available in identifying roller chain pitch from an existing sprocket.<\/figcaption><\/figure>\n<p >Pin-center spacing is the direct definition of chain pitch. Measure across multiple pitches and divide to reduce the effect of worn holes, dirt, and caliper placement. Record the evidence for measure the chain first if it is available beside the measured roller chain pitch. If pin center distance is size- or supplier-dependent, carry the drawing reference into the purchase record. For component context, review <a href=\"https:\/\/5speedtransmission.com\/ko\/product-category\/driving-chains\/\" target=\"_blank\" rel=\"noopener\" style=\"color:var(--color-accent);font-weight:700;text-decoration:none;\">industrial roller chain sizes<\/a> \uc5f0\uacb0\ub41c \uc81c\ud488\uad70\uc774 \ub3d9\uc77c\ud55c \uccb4\uc778 \uad6c\ub3d9 \uc778\ud130\ud398\uc774\uc2a4\uc640 \uad00\ub828\ub41c \uacbd\uc6b0.<\/p>\n<p >Use the wear evidence to test measure the chain first if it is available: asymmetric polishing, fretting, root impact, or chain climbing should lead to a measurable correction rather than a like-for-like replacement.<\/p>\n<\/section>\n<section id=\"f2\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">2. Use tooth count as the second identifier<\/h2>\n<p >A sprocket diameter has meaning only when the number of teeth is known. The same outside diameter can correspond to different pitch\/tooth-count combinations. Treat use tooth count as the second identifier as a pass\/fail interface: document sprocket tooth count, inspect the mating component, and use roller diameter to confirm the final operating fit.<\/p>\n<p >For procurement, express use tooth count as the second identifier as verifiable data: chain standard, measured dimension, drawing reference, material condition, or operating requirement. Do not specify only &#8216;same as old.&#8217;<\/p>\n<\/section>\n<section id=\"f3\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">3. Use catalog diameters as a cross-check<\/h2>\n<p >Once a likely chain series and tooth count are known, compare pitch diameter, outside diameter, or caliper diameter with a manufacturer table. A consistent set of dimensions is stronger evidence than one matching number. A useful field note for identifying roller chain pitch from an existing sprocket pairs pin center distance with caliper diameter. That keeps the decision tied to the actual chain drive rather than a visual match. For component context, review <a href=\"https:\/\/5speedtransmission.com\/ko\/product-category\/sprockets\/\" target=\"_blank\" rel=\"noopener\" style=\"color:var(--color-accent);font-weight:700;text-decoration:none;\">roller chain sprockets<\/a> \uc5f0\uacb0\ub41c \uc81c\ud488\uad70\uc774 \ub3d9\uc77c\ud55c \uccb4\uc778 \uad6c\ub3d9 \uc778\ud130\ud398\uc774\uc2a4\uc640 \uad00\ub828\ub41c \uacbd\uc6b0.<\/p>\n<p >For commissioning, define how use catalog diameters as a cross-check will be checked after installation: chain seating, runout, shaft clearance, tooth-side contact, rpm, or loaded inspection as applicable.<\/p>\n<\/section>\n<section id=\"f4\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">4. Check roller diameter and inner width<\/h2>\n<figure style=\"margin:0 0 22px;\"><img decoding=\"async\" src=\"https:\/\/5speedtransmission.com\/wp-content\/uploads\/2026\/07\/06B-1-Simplex-Sprocket-dimension-1.webp\" alt=\"Identifying roller chain pitch from an existing sprocket - Check roller diameter and inner width\" style=\"width:100%;max-width:100%;height:auto;border-radius:8px;box-sizing:border-box;display:block;\"><figcaption style=\"font-size:12px;color:var(--color-muted);margin-top:7px;\">Visual reference for check roller diameter and inner width in identifying roller chain pitch from an existing sprocket.<\/figcaption><\/figure>\n<p >Chains with the same nominal pitch can differ in roller and width dimensions across series or standards. The mating tooth form must match the actual chain, not merely the pitch. For identifying roller chain pitch from an existing sprocket, use roller diameter as the primary field reference and compare it with chain identification; resolve any disagreement before releasing the sprocket specification.<\/p>\n<p >Verification for identifying roller chain pitch from an existing sprocket: compare the field condition with nominal data and treat any difference that changes roller seating, shaft support, or service access as a release criterion.<\/p>\n<\/section>\n<section id=\"f5\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">5. Separate wear from identification<\/h2>\n<p >An elongated chain and hooked tooth profile can make seating look wrong even when the nominal series is correct. Identify the standard dimensions before diagnosing wear. The practical check for separate wear from identification is to connect the observed condition to caliper diameter, then confirm that roller chain pitch does not introduce a second compatibility limit.<\/p>\n<p >Use the wear evidence to test separate wear from identification: asymmetric polishing, fretting, root impact, or chain climbing should lead to a measurable correction rather than a like-for-like replacement.<\/p>\n<\/section>\n<section id=\"matrix\" style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">\uce21\uc815 \uae30\ub85d<\/h2>\n<div style=\"overflow-x:auto;max-width:100%;\">\n<table style=\"width:100%;min-width:680px;border-collapse:collapse;\">\n<caption style=\"text-align:left;font-weight:700;color:var(--color-brand);padding:0 0 10px;\">Identifying roller chain pitch from an existing sprocket \u2014 field decision matrix<\/caption>\n<thead>\n<tr style=\"background:var(--color-brand);\">\n<th scope=\"col\" style=\"padding:11px 12px;text-align:left;color:white;\">\uc694\uc778<\/th>\n<th scope=\"col\" style=\"padding:11px 12px;text-align:left;color:white;border-bottom:3px solid var(--color-accent);\">\ubb34\uc5c7\uc744 \ud655\uc778\ud574\uc57c \ud560\uae4c\uc694?<\/th>\n<th scope=\"col\" style=\"padding:11px 12px;text-align:left;color:white;\">\ub9b4\ub9ac\uc2a4 \ub85c\uc9c1<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:var(--color-surface);\">\n<th scope=\"row\" style=\"padding:10px 12px;text-align:left;\">Measure the chain first if it is available<\/th>\n<td style=\"padding:10px 12px;\">Pin-center spacing is the direct definition of chain pitch<\/td>\n<td style=\"padding:10px 12px;\">Record measure the chain first if it is available as a release check before installation or restart.<\/td>\n<\/tr>\n<tr style=\"background:var(--color-neutral);\">\n<th scope=\"row\" style=\"padding:10px 12px;text-align:left;\">Use tooth count as the second identifier<\/th>\n<td style=\"padding:10px 12px;\">A sprocket diameter has meaning only when the number of teeth is known<\/td>\n<td style=\"padding:10px 12px;\">Correct the system cause linked to use tooth count as the second identifier before fitting new hardware.<\/td>\n<\/tr>\n<tr style=\"background:var(--color-surface);\">\n<th scope=\"row\" style=\"padding:10px 12px;text-align:left;\">Use catalog diameters as a cross-check<\/th>\n<td style=\"padding:10px 12px;\">Once a likely chain series and tooth count are known, compare pitch diameter, outside diameter, or caliper diameter with a manufacturer table<\/td>\n<td style=\"padding:10px 12px;\">Accept use catalog diameters as a cross-check when field evidence matches the controlled requirement.<\/td>\n<\/tr>\n<tr style=\"background:var(--color-neutral);\">\n<th scope=\"row\" style=\"padding:10px 12px;text-align:left;\">Check roller diameter and inner width<\/th>\n<td style=\"padding:10px 12px;\">Chains with the same nominal pitch can differ in roller and width dimensions across series or standards<\/td>\n<td style=\"padding:10px 12px;\">Reconstruct nominal check roller diameter and inner width if wear has obscured the original geometry.<\/td>\n<\/tr>\n<tr style=\"background:var(--color-surface);\">\n<th scope=\"row\" style=\"padding:10px 12px;text-align:left;\">Separate wear from identification<\/th>\n<td style=\"padding:10px 12px;\">An elongated chain and hooked tooth profile can make seating look wrong even when the nominal series is correct<\/td>\n<td style=\"padding:10px 12px;\">Use the current supplier or machine limit for model-specific separate wear from identification.<\/td>\n<\/tr>\n<\/tbody>\n<tfoot>\n<tr style=\"background:var(--color-brand);\">\n<td colspan=\"3\" style=\"padding:11px 12px;color:white;\">\ucd5c\uc885 \uc2b9\uc778\uc744 \uc704\ud574\uc11c\ub294 \uce21\uc815\ub41c \uae30\uacc4 \ub370\uc774\ud130\uc640 \ucd5c\uc2e0 \uccb4\uc778\/\uc2a4\ud504\ub85c\ud0b7 \ub3c4\uba74\uc744 \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \ubaa8\ub378\ubcc4 \ud5c8\uc6a9 \uc624\ucc28\ub294 \uc11c\ub85c \ud638\ud658\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tfoot>\n<\/table>\n<\/div>\n<\/section>\n<section style=\"margin:0 0 46px;\">\n<h2 style=\"margin:0 0 18px;color:var(--color-brand) !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-brand);border-bottom:2px solid var(--color-accent);padding:9px 14px;background:var(--color-neutral);\">\uac80\uc99d \ud655\uc778<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:20px;\">\n<div style=\"flex:1 1 230px;min-width:0;border:1px solid gainsboro;border-radius:8px;padding:17px;background:var(--color-neutral);\">\n<p style=\"margin:0 0 6px;color:var(--color-warning);font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;\">01\uc744 \ud53c\ud558\uc138\uc694<\/p>\n<p >Dividing outside diameter by tooth count to estimate pitch. Document the corrective requirement specifically for identifying roller chain pitch from an existing sprocket before the part is released.<\/p>\n<\/div>\n<div style=\"flex:1 1 230px;min-width:0;border:1px solid gainsboro;border-radius:8px;padding:17px;background:var(--color-surface);\">\n<p style=\"margin:0 0 6px;color:var(--color-warning);font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;\">02\ub97c \ud53c\ud558\uc138\uc694<\/p>\n<p >Assuming a 1\/2-inch pitch chain must be ANSI #40. Document the corrective requirement specifically for identifying roller chain pitch from an existing sprocket before the part is released.<\/p>\n<\/div>\n<div style=\"flex:1 1 230px;min-width:0;border:1px solid gainsboro;border-radius:8px;padding:17px;background:var(--color-neutral);\">\n<p style=\"margin:0 0 6px;color:var(--color-warning);font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;\">03\uc744 \ud53c\ud558\uc138\uc694<\/p>\n<p >Using a stretched chain measurement across only one pitch. Document the corrective requirement specifically for identifying roller chain pitch from an existing sprocket before the part is released.<\/p>\n<\/div>\n<div style=\"flex:1 1 230px;min-width:0;border:1px solid gainsboro;border-radius:8px;padding:17px;background:var(--color-surface);\">\n<p style=\"margin:0 0 6px;color:var(--color-warning);font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;\">04\ub97c \ud53c\ud558\uc138\uc694<\/p>\n<p >Ignoring roller diameter when two standards share nominal pitch. Document the corrective requirement specifically for identifying roller chain pitch from an existing sprocket before the part is released.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section style=\"margin:0 0 42px;background:var(--color-neutral);border-left:5px solid var(--color-warning);border-radius:8px;padding:18px 20px;\">\n<p ><strong style=\"color:var(--color-brand);\">\uad6c\uc131 \uad50\ucc28 \ud655\uc778:<\/strong> \uc774\uac83\uc744 \uc0ac\uc6a9\ud558\uc138\uc694 <a href=\"https:\/\/sprocket-chain.net\/\" target=\"_blank\" rel=\"noopener\" style=\"color:var(--color-accent);font-weight:700;text-decoration:none;\">roller chain pitch identification guide<\/a> only to compare common construction terminology for identifying roller chain pitch from an existing sprocket; release the part from the actual chain, shaft, and controlled drawing.<\/p>\n<\/section>\n<div style=\"text-align:center;margin:0 0 44px;\"><a href=\"#contact\" style=\"display:inline-block;background:var(--color-accent);color:white;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:8px;\">\uc9c0\uc6d0\uc11c \uc138\ubd80 \uc815\ubcf4\ub97c \ubcf4\ub0b4\uc8fc\uc138\uc694<\/a><\/div>\n<section id=\"faq\" style=\"margin:0 0 50px;\">\n<h2 style=\"margin:0 0 18px;color:white !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-accent);border-bottom:2px solid var(--color-accent);padding:11px 15px;background:var(--color-brand);\">FAQ: Identifying roller chain pitch from an existing sprocket \u2014 practical engineering questions<\/h2>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">How do I find roller chain pitch from a sprocket?<\/summary>\n<p >Count the sprocket teeth and measure the chain pitch directly if the chain is present. Then compare the tooth count and sprocket diameters with a catalog for the candidate chain series.<\/p>\n<\/details>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">Can sprocket outside diameter tell me the chain pitch?<\/summary>\n<p >Only as a cross-check when tooth count is already known. Outside diameter alone is ambiguous and wear at the tooth tips can change it.<\/p>\n<\/details>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">How do I measure roller chain pitch accurately?<\/summary>\n<p >Measure center-to-center across several pins under light tension and divide by the number of pitches. Multiple-pitch measurement reduces the effect of individual joint wear and tool placement.<\/p>\n<\/details>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">Why does a same-pitch chain not fit my sprocket?<\/summary>\n<p >The roller diameter, inner width, strand spacing, or standard series may differ, or the existing chain may be elongated. Compare the complete chain dimensions rather than pitch alone.<\/p>\n<\/details>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">How can I tell ANSI chain from British Standard chain on a sprocket?<\/summary>\n<p >Look for chain markings and compare pitch, roller diameter, inner width, and sprocket tooth geometry with the relevant catalog. Some nominal pitches overlap, so multiple dimensions are needed.<\/p>\n<\/details>\n<details style=\"background:var(--color-neutral);border-left:4px solid var(--color-accent);border-radius:8px;padding:14px 16px;margin:0 0 10px;\">\n<summary style=\"color:var(--color-brand);font-weight:700;cursor:pointer;\">What measurements should I record before ordering a sprocket for an unknown chain?<\/summary>\n<p >Record tooth count, multiple-pitch chain measurement, roller diameter, inner width, strand count, sprocket outside or caliper diameter, bore, hub, and photos of the tooth-root seating.<\/p>\n<\/details>\n<\/section>\n<section style=\"position:relative;overflow:hidden;border-radius:12px;background:var(--color-brand);background-image:url('https:\/\/5speedtransmission.com\/wp-content\/uploads\/2026\/07\/ever-power-measuring-equipment-1.webp');background-size:cover;background-position:center;margin:0 0 24px;\">\n<div style=\"position:absolute;inset:0;background:black;opacity:0.70;\"><\/div>\n<div style=\"position:relative;padding:42px 30px;text-align:center;\">\n<p style=\"margin:0 0 8px;color:lightsteelblue;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;\">\uc2a4\ud504\ub85c\ud0b7 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc9c0\uc6d0<\/p>\n<h2 style=\"margin:0 0 18px;color:white !important;font-size:27px;line-height:1.25;border-left:5px solid var(--color-accent);border-bottom:2px solid var(--color-accent);padding:11px 15px;background:var(--color-brand);\">Need to verify Identifying roller chain pitch from an existing sprocket before ordering?<\/h2>\n<p style=\"margin:0 auto 22px;color:gainsboro;max-width:720px;\">For identifying roller chain pitch from an existing sprocket, send chain designation or measurements, tooth count, shaft and hub data, duty, environment, and relevant wear photos so the tooth interface, mounting, material, and service constraints can be checked before release.<\/p>\n<p><a href=\"#contact\" style=\"display:inline-block;background:var(--color-accent);color:white;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:8px;\">\uc7ac\ubc1c\uae09 \uc218\ud45c\ub97c \uc694\uccad\ud558\uc138\uc694<\/a><\/div>\n<\/section>\n<div style=\"border-top:1px solid gainsboro;padding:12px 0 34px;text-align:right;\"><span style=\"font-size:13px;color:var(--color-muted);font-style:italic;\">Cxm.<\/span><\/div>\n<p><\/main><\/article>","protected":false},"excerpt":{"rendered":"<p>SPROCKET ENGINEERING \u00b7 CHAIN DRIVE DESIGN \u00b7 FIELD VERIFICATION How to Identify Roller Chain Pitch from an Existing Sprocket Without Guessing Identify pitch by combining tooth count with chain measurements, sprocket catalog geometry, and roller fit instead of guessing from outside diameter. roller chain pitchsprocket tooth countpin center distanceroller diameter Request Sprocket Engineering Support Engineering [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[26],"tags":[],"class_list":["post-352","post","type-post","status-publish","format-standard","hentry","category-speed-transmission"],"_links":{"self":[{"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/posts\/352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/comments?post=352"}],"version-history":[{"count":0,"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/posts\/352\/revisions"}],"wp:attachment":[{"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/media?parent=352"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/categories?post=352"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/5speedtransmission.com\/ko\/wp-json\/wp\/v2\/tags?post=352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}