{"product_id":"rotor-clip-kg-87sj-internal-spiral-retaining-ring","title":"Rotor Clip KG-87SJ Internal Spiral Retaining Ring","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe ROTOR CLIP KG-87SJ is a stainless steel internal spiral retaining ring designed to secure components within a bored housing or assembly. It seats into a machined internal groove and provides axial retention without requiring a shoulder or snap groove on a shaft. Manufactured from AISI 302 stainless steel to AMS-5866 standards, this ring offers corrosion resistance suitable for demanding industrial and mechanical applications. The ring measures 0.042 inches thick with a free outside diameter of 0.943 inches and fits a 7\/8-inch bore diameter. It is installed by machine shops, maintenance mechanics, and assembly technicians working on precision-fitted components.\u003c\/p\u003e\u003cp\u003eThis internal spiral retaining ring is used in housings, gearboxes, pumps, and similar assemblies where a reliable internal groove retention method is required. The spiral design eliminates the need for installation tooling ears, allowing full 360-degree contact around the groove. It is suited to both light-duty and moderate-load applications in industrial, commercial, and trade service environments where corrosion resistance is a priority.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAISI 302 stainless steel construction per AMS-5866 for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e7\/8-inch bore diameter with 0.943-inch free outside diameter\u003c\/li\u003e\n\u003cli\u003eGroove width of 0.046 inches with a groove depth of 0.028 inches\u003c\/li\u003e\n\u003cli\u003eRing thickness of 0.042 inches with tight tolerance of plus or minus 0.002 inches\u003c\/li\u003e\n\u003cli\u003eThrust load capacity of 1,730 lb at groove safety factor and 5,310 lb at ring safety factor\u003c\/li\u003e\n\u003cli\u003eCompliant with ISO 13485:2016 and AISI 302 \/ AMS-5866 standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style internal spiral retaining ring for assemblies requiring a 7\/8-inch bore diameter internal groove retention solution.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by qualified mechanics or assembly technicians. Before servicing any assembly, ensure all power sources are de-energized and rotating equipment is fully stopped. Spiral retaining rings are installed by winding into the internal groove rather than snapping into place, so confirm the groove diameter tolerance and groove width match the specifications of this ring before installation. Inspect the groove for burrs or contamination prior to seating the ring.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Type\u003c\/strong\u003e: Internal Spiral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e: AISI 302\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Diameter\u003c\/strong\u003e: 7\/8 inch (0.875 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 0.773 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Outside Diameter\u003c\/strong\u003e: 0.943 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Thickness\u003c\/strong\u003e: 0.042 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Thickness Tolerance\u003c\/strong\u003e: plus or minus 0.002 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Width\u003c\/strong\u003e: 0.046 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Width Tolerance\u003c\/strong\u003e: 0.000 to 0.003 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Depth\u003c\/strong\u003e: 0.028 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Diameter Tolerance\u003c\/strong\u003e: -0.0030 to 0.0030 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrust Load Capacity (Groove Safety Factor)\u003c\/strong\u003e: 1,730 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrust Load Capacity (Ring Safety Factor)\u003c\/strong\u003e: 5,310 lb\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\u003eWeight\u003c\/strong\u003e: 0.00288 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: KG-87SJ\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROTOR CLIP","offers":[{"title":"Default Title","offer_id":51689095856434,"sku":"KG-87SJ","price":2137.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/29a69c0aa71c152307354dd1c5168e00.jpg?v=1788254679","url":"https:\/\/voomisupply.com\/products\/rotor-clip-kg-87sj-internal-spiral-retaining-ring","provider":"Voomi Supply","version":"1.0","type":"link"}