{"product_id":"cast-iron-b-section-3-groove-v-belt-sheave-sd-bushing","title":"Cast Iron B-Section (5L) 3-Groove V-Belt Sheave — Takes SD Bushing","description":"\u003cp\u003eA three-groove, B-section cast iron V-belt sheave built as a two-piece bushed sheave. It accepts a standard \u003cstrong\u003eSD-series QD-style taper bushing\u003c\/strong\u003e (sold separately), letting you match one sheave to a range of shaft sizes for a secure, concentric, easily serviced mount. Ideal for triple-belt drives that need extra load capacity on air compressors, pumps, fans, and other industrial equipment.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGrooves: 3 (triple-belt)\u003c\/li\u003e\n\u003cli\u003eBelt section: B \/ 5L (5\/8\" top width); also compatible with A \/ 4L belts\u003c\/li\u003e\n\u003cli\u003eMaterial: cast iron, machined and balanced for smooth running\u003c\/li\u003e\n\u003cli\u003eBushing: takes an SD-series QD-type taper bushing — \u003cstrong\u003esold separately\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOuter diameter: 5.55\" to 7.15\" (select below)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eReciprocating and rotary air compressors, centrifugal and positive-displacement pumps, blowers and fans, conveyors, and general industrial power-transmission drives where a multi-belt B-section sheave is specified.\u003c\/p\u003e\n\u003cp\u003eChoose the outer diameter that matches your drive ratio, then add the correct SD bushing for your shaft. This 3-groove B-section cast iron sheave delivers reliable, high-capacity V-belt power transmission for demanding compressor and industrial duty.\u003c\/p\u003e","brand":"MasterDrive","offers":[{"title":"5.55\" OD (3B52)","offer_id":54385667178771,"sku":"3B52-SD","price":104.0,"currency_code":"USD","in_stock":true},{"title":"5.75\" OD (3B54)","offer_id":54385667211539,"sku":"3B54-SD","price":107.0,"currency_code":"USD","in_stock":true},{"title":"5.95\" OD (3B56)","offer_id":54385667244307,"sku":"3B56-SD","price":111.0,"currency_code":"USD","in_stock":true},{"title":"6.15\" OD (3B58)","offer_id":54385667277075,"sku":"3B58-SD","price":114.0,"currency_code":"USD","in_stock":true},{"title":"6.35\" OD (3B60)","offer_id":54385667309843,"sku":"3B60-SD","price":117.0,"currency_code":"USD","in_stock":true},{"title":"6.55\" OD (3B62)","offer_id":54385667342611,"sku":"3B62-SD","price":121.0,"currency_code":"USD","in_stock":true},{"title":"6.75\" OD (3B64)","offer_id":54385667375379,"sku":"3B64-SD","price":127.0,"currency_code":"USD","in_stock":true},{"title":"6.95\" OD (3B66)","offer_id":54385667408147,"sku":"3B66-SD","price":131.0,"currency_code":"USD","in_stock":true},{"title":"7.15\" OD (3B68)","offer_id":54385667440915,"sku":"3B68-SD","price":134.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/3B60SD.jpg?v=1783367276","url":"https:\/\/aircompressorstore.com\/products\/cast-iron-b-section-3-groove-v-belt-sheave-sd-bushing","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}