{"title":"V-Belt Sheaves — SK Bushing Type","description":"\u003cp\u003eB-section (5\/8\" \/ 5L) cast iron V-belt sheaves for SK-type tapered QD bushings, available in single-, two-, three-, and four-groove configurations across a range of outside diameters. Precision-machined and balanced for air compressors, blowers, fans, pumps and industrial drives. SK bushing sold separately.\u003c\/p\u003e","products":[{"product_id":"1b-single-groove-b-section-cast-iron-sheave-sk-bushing","title":"1B Single-Groove B-Section Cast Iron V-Belt Sheave — SK Bushing Type (Bushing Sold Separately)","description":"\u003cp\u003eThe 1B single-groove B-section cast iron V-belt sheave is a precision-machined, statically balanced pulley built for dependable, slip-free power transmission on air compressors, blowers, fans, pumps and industrial machinery. It runs a single B (also 5L) V-belt and uses the popular \u003cstrong\u003eSK-type tapered QD bushing\u003c\/strong\u003e for a secure, concentric grip on the shaft. The bushing is \u003cstrong\u003esold separately\u003c\/strong\u003e, letting you match the exact bore you need to your shaft or motor frame.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Single-groove (1 belt)\u003c\/li\u003e\n\u003cli\u003eBelt section: B \/ 5L (5\/8\" top width)\u003c\/li\u003e\n\u003cli\u003eMaterial: Class 30 gray cast iron, precision-machined and balanced\u003c\/li\u003e\n\u003cli\u003eBushing system: SK-type tapered QD bushing — \u003cem\u003esold separately\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eBore: set by the SK bushing you select (finished bore)\u003c\/li\u003e\n\u003cli\u003eOutside diameters: 15.75\", 16.35\", 18.75\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eAir compressors, blowers and fans, centrifugal and positive-displacement pumps, conveyors, and general industrial drive systems where a single B-section belt carries the load.\u003c\/p\u003e\n\u003cp\u003eNot sure which bushing size you need? Add your shaft diameter or motor frame to the end of the part number and we'll include the correct SK bushing (example: 1B154-SK-2-3\/8\"). This 1B single-groove B-section cast iron sheave delivers reliable, balanced V-belt power transmission across a range of outside diameters.\u003c\/p\u003e","brand":"Warthog Air Compressor Store","offers":[{"title":"15.75\" OD (1B154-SK)","offer_id":54385666294035,"sku":"1B154-SK","price":194.0,"currency_code":"USD","in_stock":true},{"title":"16.35\" OD (1B160-SK)","offer_id":54385666326803,"sku":"1B160-SK","price":228.0,"currency_code":"USD","in_stock":true},{"title":"18.75\" OD (1B184-SK)","offer_id":54385666359571,"sku":"1B184-SK","price":261.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/1B34SH__40961.1781044535.jpg?v=1783367641"},{"product_id":"2b-two-groove-b-section-cast-iron-sheave-sk-bushing","title":"2B Two-Groove B-Section Cast Iron V-Belt Sheave — SK Bushing Type (Bushing Sold Separately)","description":"\u003cp\u003eThe 2B two-groove B-section cast iron V-belt sheave is a precision-machined, statically balanced pulley built for higher-load, dual-belt power transmission on air compressors, blowers, fans, pumps and industrial machinery. It runs two matched B (also 5L) V-belts and uses the popular \u003cstrong\u003eSK-type tapered QD bushing\u003c\/strong\u003e for a secure, concentric grip on the shaft. The bushing is \u003cstrong\u003esold separately\u003c\/strong\u003e, letting you match the exact bore you need to your shaft or motor frame.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Two-groove (2 belts)\u003c\/li\u003e\n\u003cli\u003eBelt section: B \/ 5L (5\/8\" top width)\u003c\/li\u003e\n\u003cli\u003eMaterial: Class 30 gray cast iron, precision-machined and balanced\u003c\/li\u003e\n\u003cli\u003eBushing system: SK-type tapered QD bushing — \u003cem\u003esold separately\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eBore: set by the SK bushing you select (finished bore)\u003c\/li\u003e\n\u003cli\u003eOutside diameters: 7.35\" through 18.75\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eAir compressors, blowers and fans, centrifugal and positive-displacement pumps, conveyors, and general industrial drive systems where two B-section belts share the load for added torque capacity.\u003c\/p\u003e\n\u003cp\u003eNot sure which bushing size you need? Add your shaft diameter or motor frame to the end of the part number and we'll include the correct SK bushing (example: 2B70-SK-1-3\/8\"). This 2B two-groove B-section cast iron sheave delivers reliable, balanced V-belt power transmission across a wide range of outside diameters.\u003c\/p\u003e","brand":"Warthog Air Compressor Store","offers":[{"title":"7.35\" OD (2B70-SK)","offer_id":54385669800211,"sku":"2B70-SK","price":121.0,"currency_code":"USD","in_stock":true},{"title":"7.75\" OD (2B74-SK)","offer_id":54385669832979,"sku":"2B74-SK","price":122.0,"currency_code":"USD","in_stock":true},{"title":"8.35\" OD (2B80-SK)","offer_id":54385669865747,"sku":"2B80-SK","price":124.0,"currency_code":"USD","in_stock":true},{"title":"8.95\" OD (2B86-SK)","offer_id":54385669898515,"sku":"2B86-SK","price":127.0,"currency_code":"USD","in_stock":true},{"title":"9.75\" OD (2B94-SK)","offer_id":54385669931283,"sku":"2B94-SK","price":131.0,"currency_code":"USD","in_stock":true},{"title":"11.35\" OD (2B110-SK)","offer_id":54385669964051,"sku":"2B110-SK","price":154.0,"currency_code":"USD","in_stock":true},{"title":"12.75\" OD (2B124-SK)","offer_id":54385669996819,"sku":"2B124-SK","price":167.0,"currency_code":"USD","in_stock":true},{"title":"13.95\" OD (2B136-SK)","offer_id":54385670029587,"sku":"2B136-SK","price":201.0,"currency_code":"USD","in_stock":true},{"title":"15.75\" OD (2B154-SK)","offer_id":54385670062355,"sku":"2B154-SK","price":281.0,"currency_code":"USD","in_stock":true},{"title":"16.35\" OD (2B160-SK)","offer_id":54385670095123,"sku":"2B160-SK","price":298.0,"currency_code":"USD","in_stock":true},{"title":"18.75\" OD (2B184-SK)","offer_id":54385670127891,"sku":"2B184-SK","price":375.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/2B60SDS__88160.1781056759.jpg?v=1783367643"},{"product_id":"3b-three-groove-b-section-cast-iron-sheave-sk-bushing","title":"3B Three-Groove B-Section Cast Iron V-Belt Sheave — SK Bushing Type (Bushing Sold Separately)","description":"\u003cp\u003eThe 3B three-groove B-section cast iron V-belt sheave is a precision-machined, statically balanced pulley built for high-load, three-belt power transmission on air compressors, blowers, fans, pumps and industrial machinery. It runs three matched B (also 5L) V-belts and uses the popular \u003cstrong\u003eSK-type tapered QD bushing\u003c\/strong\u003e for a secure, concentric grip on the shaft. The bushing is \u003cstrong\u003esold separately\u003c\/strong\u003e, letting you match the exact bore you need to your shaft or motor frame.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Three-groove (3 belts)\u003c\/li\u003e\n\u003cli\u003eBelt section: B \/ 5L (5\/8\" top width)\u003c\/li\u003e\n\u003cli\u003eMaterial: Class 30 gray cast iron, precision-machined and balanced\u003c\/li\u003e\n\u003cli\u003eBushing system: SK-type tapered QD bushing — \u003cem\u003esold separately\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eBore: set by the SK bushing you select (finished bore)\u003c\/li\u003e\n\u003cli\u003eOutside diameters: 7.35\" through 18.75\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eAir compressors, blowers and fans, centrifugal and positive-displacement pumps, conveyors, and general industrial drive systems where three B-section belts share the load for high torque capacity.\u003c\/p\u003e\n\u003cp\u003eNot sure which bushing size you need? Add your shaft diameter or motor frame to the end of the part number and we'll include the correct SK bushing (example: 3B70-SK-1-3\/8\"). This 3B three-groove B-section cast iron sheave delivers reliable, balanced V-belt power transmission across a wide range of outside diameters.\u003c\/p\u003e","brand":"Warthog Air Compressor Store","offers":[{"title":"7.35\" OD (3B70-SK)","offer_id":54385670160659,"sku":"3B70-SK","price":137.0,"currency_code":"USD","in_stock":true},{"title":"7.75\" OD (3B74-SK)","offer_id":54385670193427,"sku":"3B74-SK","price":141.0,"currency_code":"USD","in_stock":true},{"title":"8.35\" OD (3B80-SK)","offer_id":54385670226195,"sku":"3B80-SK","price":147.0,"currency_code":"USD","in_stock":true},{"title":"8.95\" OD (3B86-SK)","offer_id":54385670258963,"sku":"3B86-SK","price":161.0,"currency_code":"USD","in_stock":true},{"title":"9.75\" OD (3B94-SK)","offer_id":54385670291731,"sku":"3B94-SK","price":174.0,"currency_code":"USD","in_stock":true},{"title":"11.35\" OD (3B110-SK)","offer_id":54385670324499,"sku":"3B110-SK","price":208.0,"currency_code":"USD","in_stock":true},{"title":"12.75\" OD (3B124-SK)","offer_id":54385670357267,"sku":"3B124-SK","price":241.0,"currency_code":"USD","in_stock":true},{"title":"13.95\" OD (3B136-SK)","offer_id":54385670390035,"sku":"3B136-SK","price":261.0,"currency_code":"USD","in_stock":true},{"title":"15.75\" OD (3B154-SK)","offer_id":54385670422803,"sku":"3B154-SK","price":335.0,"currency_code":"USD","in_stock":true},{"title":"16.35\" OD (3B160-SK)","offer_id":54385670455571,"sku":"3B160-SK","price":355.0,"currency_code":"USD","in_stock":true},{"title":"18.75\" OD (3B184-SK)","offer_id":54385670488339,"sku":"3B184-SK","price":408.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/3B60SD__80609.1781065340.jpg?v=1783367650"},{"product_id":"4b-four-groove-b-section-cast-iron-sheave-sk-bushing","title":"4B Four-Groove B-Section Cast Iron V-Belt Sheave — SK Bushing Type (Bushing Sold Separately)","description":"\u003cp\u003eThe 4B four-groove B-section cast iron V-belt sheave is a precision-machined, statically balanced pulley built for heavy-duty, four-belt power transmission on air compressors, blowers, fans, pumps and industrial machinery. It runs four matched B (also 5L) V-belts and uses the popular \u003cstrong\u003eSK-type tapered QD bushing\u003c\/strong\u003e for a secure, concentric grip on the shaft. The bushing is \u003cstrong\u003esold separately\u003c\/strong\u003e, letting you match the exact bore you need to your shaft or motor frame.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Four-groove (4 belts)\u003c\/li\u003e\n\u003cli\u003eBelt section: B \/ 5L (5\/8\" top width)\u003c\/li\u003e\n\u003cli\u003eMaterial: Class 30 gray cast iron, precision-machined and balanced\u003c\/li\u003e\n\u003cli\u003eBushing system: SK-type tapered QD bushing — \u003cem\u003esold separately\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eBore: set by the SK bushing you select (finished bore)\u003c\/li\u003e\n\u003cli\u003eOutside diameters: 7.35\" through 13.95\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eAir compressors, blowers and fans, centrifugal and positive-displacement pumps, conveyors, and general industrial drive systems where four B-section belts share the load for maximum torque capacity.\u003c\/p\u003e\n\u003cp\u003eNot sure which bushing size you need? Add your shaft diameter or motor frame to the end of the part number and we'll include the correct SK bushing (example: 4B70-SK-1-3\/8\"). This 4B four-groove B-section cast iron sheave delivers reliable, balanced V-belt power transmission across a range of outside diameters.\u003c\/p\u003e","brand":"Warthog Air Compressor Store","offers":[{"title":"7.35\" OD (4B70-SK)","offer_id":54385675436307,"sku":"4B70-SK","price":181.0,"currency_code":"USD","in_stock":true},{"title":"7.75\" OD (4B74-SK)","offer_id":54385675469075,"sku":"4B74-SK","price":188.0,"currency_code":"USD","in_stock":true},{"title":"8.35\" OD (4B80-SK)","offer_id":54385675501843,"sku":"4B80-SK","price":194.0,"currency_code":"USD","in_stock":true},{"title":"8.95\" OD (4B86-SK)","offer_id":54385675534611,"sku":"4B86-SK","price":208.0,"currency_code":"USD","in_stock":true},{"title":"9.75\" OD (4B94-SK)","offer_id":54385675567379,"sku":"4B94-SK","price":231.0,"currency_code":"USD","in_stock":true},{"title":"11.35\" OD (4B110-SK)","offer_id":54385675600147,"sku":"4B110-SK","price":254.0,"currency_code":"USD","in_stock":true},{"title":"12.75\" OD (4B124-SK)","offer_id":54385675632915,"sku":"4B124-SK","price":285.0,"currency_code":"USD","in_stock":true},{"title":"13.95\" OD (4B136-SK)","offer_id":54385675665683,"sku":"4B136-SK","price":341.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/4B38SD__11684.1781071022.jpg?v=1783367651"}],"url":"https:\/\/aircompressorstore.com\/collections\/v-belt-sheaves-sk-bushing-type.oembed","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}