{"product_id":"value-collection-a998004-external-snap-ring-8mm-420-ss-5-pack","title":"Value Collection A998004 External Snap Ring 8mm 420 Ss 5 Pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION A998004 is an external snap retaining ring engineered to secure components onto shafts in assemblies where axial retention is required. Manufactured from 420 stainless steel with a phosphate finish, this ring is designed for use on shafts with an 8 mm diameter and seats into a groove measuring 8.41 mm in diameter. The ring has a free diameter of 8.71 mm and a ring thickness of 0.79 mm, allowing it to snap into the groove and hold position under load. This part ships in a package quantity of 5 and conforms to DIN 472 standards. Machinists, maintenance technicians, and industrial assemblers routinely specify this type of fastener in precision mechanical assemblies.\u003c\/p\u003e\u003cp\u003eThis external snap retaining ring is suited for metric shaft assemblies across a range of industrial and mechanical applications, including motors, gearboxes, pumps, and general equipment assemblies. The DIN 472 standard designation makes it a direct fit for European-dimensioned components and equipment designed to metric fastener specifications. The phosphate finish provides a base-level surface treatment appropriate for controlled-environment service. The 5-piece package quantity is appropriate for service technicians stocking bench inventory or performing multiple repairs in a single service call.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eConforms to DIN 472 fastener standard for metric snap ring applications\u003c\/li\u003e\n\u003cli\u003e420 stainless steel construction for corrosion resistance in mechanical service environments\u003c\/li\u003e\n\u003cli\u003ePhosphate finish surface treatment applied over stainless base material\u003c\/li\u003e\n\u003cli\u003eGroove width of 0.89 mm and groove depth of 0.20 mm for precise seating\u003c\/li\u003e\n\u003cli\u003eRing thickness of 0.79 mm for consistent axial load retention\u003c\/li\u003e\n\u003cli\u003eSold in a 5-piece package to support bench stock and multi-unit repairs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use on 8 mm diameter shafts conforming to DIN 472 groove geometry specifications. Suitable as a standard metric external snap ring replacement in assemblies specifying an 8 mm nominal shaft size with the corresponding DIN 472 groove profile.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eExternal snap retaining rings require dedicated snap ring pliers sized for external rings — do not attempt installation with standard pliers, as ring distortion can compromise retention. De-energize and lock out all equipment before disassembling shafts or bearing assemblies. Inspect the groove for burrs or dimensional damage before installing the new ring, and confirm the ring is fully seated in the groove before returning the assembly to service.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Type\u003c\/strong\u003e: External Snap\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e: 8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Diameter\u003c\/strong\u003e: 8.41 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Diameter\u003c\/strong\u003e: 8.71 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Width\u003c\/strong\u003e: 0.89 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove Depth\u003c\/strong\u003e: 0.20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Thickness\u003c\/strong\u003e: 0.79 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Size\u003c\/strong\u003e: 8.41 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 420 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Phosphate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Standard\u003c\/strong\u003e: DIN 472\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Metric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.01 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: VALUE COLLECTION\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: A998004\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51694372913458,"sku":"A998004","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/98e359fed328c5e35bdc9ed500cbae6d.jpg?v=1788323769","url":"https:\/\/voomisupply.com\/products\/value-collection-a998004-external-snap-ring-8mm-420-ss-5-pack","provider":"Voomi Supply","version":"1.0","type":"link"}