{"product_id":"browning-1027135-single-groove-sheave-0-75-in-bore-7-25-in-od","title":"Browning 1027135 Single Groove Sheave 0.75 in Bore 7.25 in Od","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BROWNING 1027135 is a finished bore single groove sheave designed for use in V-belt drive systems in HVAC, industrial, and mechanical power transmission applications. Cast from iron for durability, this sheave features a 0.75 inch finished bore and a 7.25 inch outer diameter. The bore length through the hub measures 1-15\/32 inches. It is sized to accept standard A or 4L cross-section belts and is installed by HVAC technicians, millwrights, and mechanical contractors on belt-driven fans, blowers, and motors where reliable torque transfer is required.\u003c\/p\u003e\n\u003cp\u003eThis sheave is suited for residential and light commercial HVAC blower assemblies, exhaust fans, and general-purpose belt drive equipment. The finished bore is ready for installation without additional machining. It accommodates 4L and A-type belts at a 7.0 inch pitch diameter, and 3L-type belts at a 6.66 inch pitch diameter, making it compatible with a range of standard V-belt drive configurations commonly found in air handling and ventilation equipment.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFinished bore — no additional machining required before installation\u003c\/li\u003e\n  \u003cli\u003eSingle groove design for straightforward single-belt drive setups\u003c\/li\u003e\n  \u003cli\u003eCast iron construction for wear resistance and dimensional stability\u003c\/li\u003e\n  \u003cli\u003e0.75 inch bore diameter fits standard motor and blower shaft sizes\u003c\/li\u003e\n  \u003cli\u003eCompatible with 4L, A, and 3L cross-section V-belts\u003c\/li\u003e\n  \u003cli\u003eBelt pitch diameter of 7.0 inches for 4L and A belts; 6.66 inches for 3L belts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement single groove sheave for V-belt drive systems using 4L, A-type, or 3L-type belts with a 0.75 inch shaft bore.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a qualified HVAC technician or mechanical contractor. Disconnect and lock out all power to the driven equipment before removing or installing any sheave. Verify shaft and bore dimensions before mounting, and ensure the sheave is properly aligned with the mating sheave to prevent premature belt wear. Torque all set screws and fasteners per standard shop practice for the shaft diameter involved.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSheave Type\u003c\/strong\u003e: Single Groove Sheave\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Diameter\u003c\/strong\u003e: 0.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter (OD)\u003c\/strong\u003e: 7.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBelt Pitch Diameter (4L \/ A Belt)\u003c\/strong\u003e: 7.0 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBelt Pitch Diameter (3L Belt)\u003c\/strong\u003e: 6.66 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroove Width\u003c\/strong\u003e: 0.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length Through Bore\u003c\/strong\u003e: 1-15\/32 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 3.4 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31171804\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: BROWNING\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 1027135\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BROWNING","offers":[{"title":"Default Title","offer_id":51542980100402,"sku":"1027135","price":105.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/26d21d922156a75faf8ba51395cdf714.jpg?v=1785912946","url":"https:\/\/voomisupply.com\/products\/browning-1027135-single-groove-sheave-0-75-in-bore-7-25-in-od","provider":"Voomi Supply","version":"1.0","type":"link"}