{"product_id":"40-chain-sprocket-with-13-tooth-and-7-8-finis-6149","title":"40 Chain Sprocket With 12-Tooth And Seven Eighths Inch Finished Bore Featuring Keyway And Set Screws For Secure Mounting And Reliable Power Transmission In Machinery Ideal For Industrial Equipment And Compact Drive Systems","description":"\u003cdiv\u003eSingle 12-Tooth #40 Chain Sprocket with 7\/8 Bore, BS Keyway \u003cbr\u003e\n✔️ 12-tooth, #40 chain sprocket, 7\/8 in finished bore, keyway \u003cp\u003eThis 12-teeth chain sprocket is designed for #40 roller chain and uses a 7\/8 finished bore. It's a reliable choice for power transmission in conveyors, industrial machinery, and farm equipment. The sprocket ships with a precision keyway and two set screws for secure mounting.\u003c\/p\u003e \u003cp\u003e✅ Bore size: 7\/8 finished bore with 3\/16 x 3\/32 keyway \u003cbr\u003e✅ Chain size: #40 roller chain \u003cbr\u003e✅ Teeth: 12 \u003cbr\u003e✅ Bore style: BS bore with keyway and mounting \u003cbr\u003e✅ Mounting: includes 2 set screws\u003c\/p\u003e \u003cp\u003e💡 What is a chain sprocket used for in a typical power-transmission setup?\nThis handy piece transfers rotational motion from a drive shaft to a chain, enabling controlled speed and torque transfer in machines.\n- It sets gear ratio based on teeth count\n- It works with standard #40 chain for compatibility\n- It mounts on a shaft using the bore and keyway for secure fit\u003c\/p\u003e \u003c\/div\u003e","brand":"RBO","offers":[{"title":"Default Title","offer_id":47154096865515,"sku":"40BS12-7\/8","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/40-chain-sprocket-12-tooth-7-8-finished-bore-keyway-set-screws-industrial-machinery.jpg?v=1770447311","url":"https:\/\/vxbom.com\/products\/40-chain-sprocket-with-13-tooth-and-7-8-finis-6149","provider":"VXB Bearings","version":"1.0","type":"link"}