{"product_id":"gcr15-bearing-steel-cylindrical-locating-pin-3mm-round-pin","title":"GCR15 Steel Cylindrical Locating Pin 3mm – 18 Lengths Available","description":"\n\u003ch2\u003eGCR15 Bearing Steel Cylindrical Locating Pins – High Precision, High Hardness\u003c\/h2\u003e\n\u003cp\u003eEngineered for demanding industrial and mechanical applications, these \u003cstrong\u003eGCR15 bearing steel cylindrical locating pins\u003c\/strong\u003e deliver exceptional dimensional accuracy, outstanding hardness, and superior wear resistance. Whether you're building jigs and fixtures, assembling precision machinery, or working on tooling projects, these round pins provide the reliable fit and alignment you need.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e GCR15 Bearing Steel (high-carbon chromium steel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e HRC 58–63°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcess:\u003c\/strong\u003e Quenching heat treatment for maximum durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Roughness:\u003c\/strong\u003e Ra 0.4 – ultra-smooth finish for precision fit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Lengths:\u003c\/strong\u003e 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 25, 26, 28, 30mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance:\u003c\/strong\u003e +0 \/ −0.01mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength Tolerance:\u003c\/strong\u003e +0 \/ −0.3mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTorque Capacity:\u003c\/strong\u003e 300\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose GCR15 Steel Locating Pins?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eHigh hardness (HRC 58–63°)\u003c\/strong\u003e ensures long service life even under repeated loading\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eQuenching heat treatment\u003c\/strong\u003e maximizes structural integrity and wear resistance\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eRa 0.4 surface finish\u003c\/strong\u003e guarantees smooth, precise mating in bores and housings\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eTight diameter tolerance (+0\/−0.01mm)\u003c\/strong\u003e ensures accurate, repeatable positioning\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e18 length options\u003c\/strong\u003e from a single 3mm diameter for versatile application coverage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eJig and fixture alignment\u003c\/li\u003e\n  \u003cli\u003ePrecision machinery assembly\u003c\/li\u003e\n  \u003cli\u003eMold and die positioning\u003c\/li\u003e\n  \u003cli\u003eTooling and workholding setups\u003c\/li\u003e\n  \u003cli\u003eMechanical linkage and pivot points\u003c\/li\u003e\n  \u003cli\u003eDIY projects requiring accurate pin alignment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What material are these cylindrical locating pins made from?\u003c\/h4\u003e\n\u003cp\u003eA: These locating pins are made from GCR15 high-carbon chromium bearing steel, which is renowned for its high hardness, excellent wear resistance, and dimensional stability. Each pin undergoes quenching heat treatment to achieve a hardness of HRC 58–63°.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What diameter and lengths are available?\u003c\/h4\u003e\n\u003cp\u003eA: All pins in this listing are 3mm in diameter. You can select from 18 different lengths: 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 25, 26, 28, and 30mm. The tight diameter tolerance of +0\/−0.01mm ensures accurate, consistent fit across all lengths.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the surface roughness of these pins?\u003c\/h4\u003e\n\u003cp\u003eA: The surface roughness is Ra 0.4, providing an ultra-smooth finish that allows these cylindrical locating pins to seat precisely in bores and housings without excessive play or friction.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these pins suitable for precision tooling and fixture work?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The combination of GCR15 bearing steel, HRC 58–63° hardness, Ra 0.4 surface finish, and tight tolerances makes these pins ideal for jigs, fixtures, molds, dies, and any application requiring accurate and repeatable component positioning.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What material are these cylindrical locating pins made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These locating pins are made from GCR15 high-carbon chromium bearing steel, which is renowned for its high hardness, excellent wear resistance, and dimensional stability. Each pin undergoes quenching heat treatment to achieve a hardness of HRC 58–63°.\"}}, {\"@type\": \"Question\", \"name\": \"What diameter and lengths are available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"All pins in this listing are 3mm in diameter. You can select from 18 different lengths: 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 25, 26, 28, and 30mm. The tight diameter tolerance of +0\/−0.01mm ensures accurate, consistent fit across all lengths.\"}}, {\"@type\": \"Question\", \"name\": \"What is the surface roughness of these pins?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The surface roughness is Ra 0.4, providing an ultra-smooth finish that allows these cylindrical locating pins to seat precisely in bores and housings without excessive play or friction.\"}}, {\"@type\": \"Question\", \"name\": \"Are these pins suitable for precision tooling and fixture work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The combination of GCR15 bearing steel, HRC 58–63° hardness, Ra 0.4 surface finish, and tight tolerances makes these pins ideal for jigs, fixtures, molds, dies, and any application requiring accurate and repeatable component positioning.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"GCR15 Steel Cylindrical Locating Pin 3mm – 18 Lengths Available\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/gcr15-bearing-steel-cylindrical-locating-pin-3mm-round-pin\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"10mm-40PCS \/ diameter 3mm","offer_id":57606361350310,"sku":"33005238671-10mm-40PCS-diameter 3mm","price":12.49,"currency_code":"USD","in_stock":true},{"title":"12mm-40PCS \/ diameter 3mm","offer_id":57606361383078,"sku":"33005238671-12mm-40PCS-diameter 3mm","price":12.49,"currency_code":"USD","in_stock":true},{"title":"14mm-40PCS \/ diameter 3mm","offer_id":57606361415846,"sku":"33005238671-14mm-40PCS-diameter 3mm","price":13.49,"currency_code":"USD","in_stock":true},{"title":"15mm-40PCS \/ diameter 3mm","offer_id":57606361448614,"sku":"33005238671-15mm-40PCS-diameter 3mm","price":13.49,"currency_code":"USD","in_stock":true},{"title":"16mm-30PCS \/ diameter 3mm","offer_id":57606361481382,"sku":"33005238671-16mm-30PCS-diameter 3mm","price":14.08,"currency_code":"USD","in_stock":true},{"title":"18mm-30PCS \/ diameter 3mm","offer_id":57606361514150,"sku":"33005238671-18mm-30PCS-diameter 3mm","price":14.08,"currency_code":"USD","in_stock":true},{"title":"20mm-10PCS \/ diameter 3mm","offer_id":57606361546918,"sku":"33005238671-20mm-10PCS-diameter 3mm","price":12.49,"currency_code":"USD","in_stock":true},{"title":"22mm-10PCS \/ diameter 3mm","offer_id":57606361579686,"sku":"33005238671-22mm-10PCS-diameter 3mm","price":13.01,"currency_code":"USD","in_stock":true},{"title":"5mm-50PCS \/ diameter 3mm","offer_id":57606361612454,"sku":"33005238671-5mm-50PCS-diameter 3mm","price":8.14,"currency_code":"USD","in_stock":true},{"title":"6mm-50PCS \/ diameter 3mm","offer_id":57606361645222,"sku":"33005238671-6mm-50PCS-diameter 3mm","price":9.74,"currency_code":"USD","in_stock":true},{"title":"8mm-50PCS \/ diameter 3mm","offer_id":57606361677990,"sku":"33005238671-8mm-50PCS-diameter 3mm","price":9.74,"currency_code":"USD","in_stock":true},{"title":"50mm-10pcs \/ diameter 3mm","offer_id":57606361710758,"sku":"33005238671-50mm-10pcs-diameter 3mm","price":25.46,"currency_code":"USD","in_stock":true},{"title":"24mm-10PCS \/ diameter 3mm","offer_id":57606361743526,"sku":"33005238671-24mm-10PCS-diameter 3mm","price":13.25,"currency_code":"USD","in_stock":true},{"title":"26mm-10PCS \/ diameter 3mm","offer_id":57606361776294,"sku":"33005238671-26mm-10PCS-diameter 3mm","price":13.25,"currency_code":"USD","in_stock":true},{"title":"28mm-10pcs \/ diameter 3mm","offer_id":57606361809062,"sku":"33005238671-28mm-10pcs-diameter 3mm","price":15.72,"currency_code":"USD","in_stock":true},{"title":"30mm-10pcs \/ diameter 3mm","offer_id":57606361841830,"sku":"33005238671-30mm-10pcs-diameter 3mm","price":15.72,"currency_code":"USD","in_stock":true},{"title":"32mm-10pcs \/ diameter 3mm","offer_id":57606361874598,"sku":"33005238671-32mm-10pcs-diameter 3mm","price":18.99,"currency_code":"USD","in_stock":true},{"title":"35mm-10pcs \/ diameter 3mm","offer_id":57606361907366,"sku":"33005238671-35mm-10pcs-diameter 3mm","price":18.99,"currency_code":"USD","in_stock":true},{"title":"40mm-10pcs \/ diameter 3mm","offer_id":57606361940134,"sku":"33005238671-40mm-10pcs-diameter 3mm","price":21.67,"currency_code":"USD","in_stock":true},{"title":"45mm-10pcs \/ diameter 3mm","offer_id":57606361972902,"sku":"33005238671-45mm-10pcs-diameter 3mm","price":24.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sd5ae522dcfd84c60853d15319c92b547s_efe17134-6734-403b-8ef4-53304bb827c6.webp?v=1791728964","url":"https:\/\/richiesmart.com\/products\/gcr15-bearing-steel-cylindrical-locating-pin-3mm-round-pin","provider":"Richie's","version":"1.0","type":"link"}