{"product_id":"rotor-clip-cg-375sj-spiral-retaining-ring-3-3-4-in","title":"Rotor Clip CG-375SJ Spiral Retaining Ring 3-3\/4 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe ROTOR CLIP CG-375SJ is an external spiral retaining ring designed to seat in a machined groove on a 3-3\/4 inch diameter shaft. The ring retains components axially without requiring a slotted shaft end, making it a space-efficient fastening solution in rotating assemblies, gearboxes, pumps, and similar mechanical equipment. Manufactured from AISI 302 stainless steel per AMS-5866, it resists corrosion in wet or mildly aggressive environments. Ring thickness measures 0.111 inches, groove width is 0.12 inches, and the free outside diameter is 4.067 inches. Installation and removal require no special housing bore access, which simplifies service on assembled shafts.\u003c\/p\u003e\n\u003cp\u003eThis ring is suited for industrial and commercial machinery applications where corrosion resistance and dimensional precision are required. Typical use cases include pump shafts, motor assemblies, conveyor components, and other rotating equipment requiring positive axial retention of bearings, gears, or collars on a 3-3\/4 inch shaft. The spiral design allows single-turn installation without spread ears, which reduces stress concentration in the groove. Machinists, millwrights, and maintenance technicians are the primary installers of this type of fastener.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eExternal spiral ring design seats in groove on 3-3\/4 inch shaft diameter\u003c\/li\u003e\n  \u003cli\u003eAISI 302 stainless steel construction meets AMS-5866 and ISO 13485:2016 standards\u003c\/li\u003e\n  \u003cli\u003eGroove diameter of 3.552 inches with tolerance of -0.006 to +0.006 inches for precise fit\u003c\/li\u003e\n  \u003cli\u003eFree outside diameter of 4.067 inches allows visual confirmation of proper seating\u003c\/li\u003e\n  \u003cli\u003eOil finish coating provides corrosion protection during storage and initial installation\u003c\/li\u003e\n  \u003cli\u003eNo spread ears eliminates stress concentration points found in traditional snap rings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use on shafts with a 3-3\/4 inch nominal diameter machined to a 3.552 inch groove diameter. Compatible groove width is 0.12 inches with a groove depth of 0.099 inches. Verify shaft and groove dimensions against ROTOR CLIP CG-series specifications before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a machinist or qualified maintenance technician using standard spiral ring installation tools. Confirm the shaft groove is machined to the specified diameter and width tolerances before seating the ring. Depressurize, de-energize, and lock out the equipment completely before working on any rotating shaft assembly. Do not reuse a ring that has been removed, as the spiral geometry can be permanently deformed during extraction.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e: 3-3\/4 inches (3.7500 inches decimal)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Diameter\u003c\/strong\u003e: 3.552 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Diameter Tolerance\u003c\/strong\u003e: -0.006 to +0.006 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Diameter\u003c\/strong\u003e: 3.527 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Diameter Tolerance\u003c\/strong\u003e: -0.035 to 0.000 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Outside Diameter\u003c\/strong\u003e: 4.067 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Width\u003c\/strong\u003e: 0.12 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Width Tolerance\u003c\/strong\u003e: +0.000 to +0.005 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Depth\u003c\/strong\u003e: 0.099 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Thickness\u003c\/strong\u003e: 0.111 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Thickness Tolerance\u003c\/strong\u003e: -0.003 to +0.003 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 302 Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Oil\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: AISI 302, AMS-5866, ISO 13485:2016\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Type\u003c\/strong\u003e: External Spiral\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.11 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: ROTOR CLIP\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: CG-375SJ\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROTOR CLIP","offers":[{"title":"Default Title","offer_id":51714293793074,"sku":"CG-375SJ","price":6565.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/29a69c0aa71c152307354dd1c5168e00_035fd30d-000a-4d21-9460-28675434d281.jpg?v=1788498958","url":"https:\/\/voomisupply.com\/products\/rotor-clip-cg-375sj-spiral-retaining-ring-3-3-4-in","provider":"Voomi Supply","version":"1.0","type":"link"}