{"product_id":"steel-78a9-sprocket","title":"Steel 78A9 Sprocket","description":"This 78A9 sprocket is a 9 tooth steel construction A-Plate style sprocket. This sprocket is in the 78 series of engineer class sprockets. It can be supplied with a stock plain bore, finished bore with key-way and set screws, or as an idler sprocket configuration. This sprocket will work with chain sizes \u003ca href=\"https:\/\/www.usarollerchain.com\/H78-Engineer-Class-Chain-p\/h78-chain.htm\" target=\"_blank\"\u003eH78\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/H74-Chain-Premium-H74-Chain-p\/h74-chain.htm\"\u003eH74\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/H79-Chain-Premium-H79-Chain-p\/h79-chain.htm\" target=\"_blank\"\u003eH79\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/188-Steel-Bushed-Chain-p\/188-chain.htm\" target=\"_blank\"\u003e188\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/R588-Chain-p\/r588-chain.htm\" target=\"_blank\"\u003eR588\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/R778-Chain-p\/r778-chain.htm\" target=\"_blank\"\u003eR778\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/87R-Conveyor-Roller-Chain-p\/87r-chain.htm\" target=\"_blank\"\u003e87R\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/IS881-Chain-p\/is881-chain.htm\" target=\"_blank\"\u003eIS881\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/Premium-81X-Roller-Chain-p\/pii-81x-chain.htm\" target=\"_blank\"\u003e81X\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/Premium-81XH-Roller-Chain-p\/pii-81xh-chain.htm\" target=\"_blank\"\u003e81XH\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/Premium-81XHD-Roller-Chain-p\/pii-81xhd-chain.htm\" target=\"_blank\"\u003e81XHH\/ 81XHD\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/488-Pintle-Chain-p\/488-pintle-chain.htm\" target=\"_blank\"\u003e488\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/SS188-Steel-Bushed-Chain-p\/ss188-chain.htm\" target=\"_blank\"\u003eSS188\u003c\/a\u003e, \u003ca href=\"https:\/\/www.usarollerchain.com\/C188-Conveyor-Chain-Premium-C188-Chain-p\/c188-conveyor-chain.htm\" target=\"_blank\"\u003eC188\u003c\/a\u003e, and \u003ca href=\"https:\/\/www.usarollerchain.com\/882-Chain-p\/882-chain.htm\" target=\"_blank\"\u003e882\u003c\/a\u003e. \u003cbr\u003e\u003cbr\u003e\u003ch3\u003e78A9 Dimensions\u003c\/h3\u003e\u003cul style=\"letter-spacing: normal;\"\u003e\n\u003cli\u003e\u003cb\u003eTooth Count: 9\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003c\/b\u003e\u003cb style=\"letter-spacing: 0px;\"\u003eStyle: A\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003ePitch Diameter: 7.63\"\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eStock Bore: 1.25\"\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003ePlate Thickness: 0.875\"\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eRoller Diameter: 0.875\"\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eSprocket Weight: 11.3 LBS \u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003eUSA Roller Chain and Sprockets always strives to provide the industry leading service we are known for, as well as competitive and fair prices. Besides sprockets we also offer a full line of roller and engineer class chains, motors with gear reducers, v-belts, pulleys, and a wide variety of other industrial power transmission products. For more information or to get a quote on 78A9 sprockets or any other products, please contact our customer support team and we will be happy to assist you.","brand":"USA ROLLER CHAIN","offers":[{"title":"Default Title","offer_id":51715424485743,"sku":"STEEL-78A9-SPROCKET","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/0187\/7925\/files\/CAST-67C5-SPROCKET-2_3faffb6d-d7f3-4eb8-9984-fe175bdd95ee.jpg?v=1756385414","url":"https:\/\/usarollerchain.com\/products\/steel-78a9-sprocket","provider":"USA ROLLER CHAIN","version":"1.0","type":"link"}