{"product_id":"rotor-clip-e-75st-mcd-external-e-style-retaining-ring-3-4-in","title":"Rotor Clip E-75ST Mcd External E Style Retaining Ring 3\/4 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe ROTOR CLIP E-75ST MCD is an external E style retaining ring designed for 3\/4-inch shaft diameters. It seats in a machined groove on the outside of a shaft to provide axial retention of components such as bearings, gears, and pulleys. Manufactured from SAE 1060-1090 stainless steel (UNS G10600-G10900) with a cadmium finish, it offers corrosion resistance and a hardness rating of 37-43 HRC. The three-prong E style design allows for tool-free or plier-assisted installation without requiring shaft disassembly. This part is used by mechanical technicians, maintenance professionals, and assembly line workers in HVAC, pump, and motor applications.\u003c\/p\u003e\n\u003cp\u003eThe E-75ST MCD fits applications requiring a 3\/4-inch shaft diameter with a groove diameter of 0.58 inches and a groove width of 0.056 inches. Its compact ring thickness of 0.05 inches and 1.12-inch free outside diameter make it suitable for tight-clearance shaft assemblies in residential and light commercial HVAC equipment, pump motors, and rotating mechanical assemblies. It meets Military Specification MS 16633-1075 and ISO 13485:2015, making it appropriate for applications where documented compliance is required. This ring is sold individually but carries a minimum order quantity of 100 units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eE style three-prong design allows installation and removal without full shaft disassembly\u003c\/li\u003e\n  \u003cli\u003eSAE 1060-1090 stainless steel construction with cadmium finish for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eHardness of 37-43 HRC for reliable axial load retention\u003c\/li\u003e\n  \u003cli\u003eMeets Military Specification MS 16633-1075 and ISO 13485:2015\u003c\/li\u003e\n  \u003cli\u003eGroove width of 0.056 inches and groove depth of 0.085 inches for precise machined-groove fitment\u003c\/li\u003e\n  \u003cli\u003eRing thickness of 0.05 inches suits tight-clearance shaft assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style external retaining ring replacement for shafts with a 3\/4-inch diameter and a groove diameter of 0.58 inches, consistent with MS 16633-1075 specification requirements.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation and removal of E style retaining rings is typically performed by mechanical technicians using retaining ring pliers or a flat-blade tool. Always de-energize and lock out the equipment before servicing any rotating assembly. Confirm groove dimensions match the ring specifications before installation to avoid axial play or ring ejection under load. Do not reuse a ring that has been visibly deformed or over-expanded during removal.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Type\u003c\/strong\u003e: External E Style\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e: 0.75 inches (19.05 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Diameter\u003c\/strong\u003e: 0.58 inches (14.73 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Diameter Tolerance\u003c\/strong\u003e: 0.0000 to 0.0030 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Diameter\u003c\/strong\u003e: 0.574 inches (14.58 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Outside Diameter\u003c\/strong\u003e: 1.12 inches (28.45 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Width\u003c\/strong\u003e: 0.056 inches (1.42 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Width Tolerance\u003c\/strong\u003e: 0.0000 to 0.0030 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Depth\u003c\/strong\u003e: 0.085 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Thickness\u003c\/strong\u003e: 0.05 inches (1.27 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRing Thickness Tolerance\u003c\/strong\u003e: -0.0020 to 0.0020 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Stainless Steel, SAE 1060-1090 (UNS G10600-G10900)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness\u003c\/strong\u003e: 37-43 HRC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Cadmium-Plated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Prongs\u003c\/strong\u003e: 3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMilitary Specification\u003c\/strong\u003e: MS 16633-1075\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: SAE 1060-1090, UNS G10600-G10900, ISO 13485:2015\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.0058 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 100\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: E-75ST MCD\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROTOR CLIP","offers":[{"title":"Default Title","offer_id":51695623340338,"sku":"E-75ST MCD","price":20568.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/51d381682b7fcd8c8704e747bfcbc615_87e2651c-449e-4984-b870-9f50b48db431.jpg?v=1788336987","url":"https:\/\/voomisupply.com\/products\/rotor-clip-e-75st-mcd-external-e-style-retaining-ring-3-4-in","provider":"Voomi Supply","version":"1.0","type":"link"}