We EPG group one of the Biggest Chain and sprocket manufacturer in China. We provide you most type of industry chains, agricultural chains, conveyor chains and related sprockets etc……..
Contact us: Wechat/whatsapp/mobile: +86-13083988828
This Our capabilities go far beyond the scope of our catalog. Based on customer demand, we now stock solid collars with oversized bores for applications where the standard tolerance does not allow for adequate clearance. We also provide various finishes for solid and split collar including yellow zinc, nickel and chrome. Many are even stocked for off-the-shelf delivery. We also manufacture and stock solid collars with 2 set screws, with thru holes, and without holes. Collars are available in inch and metric sizes. Heavy series clamp-type collars and threaded collars are also available. We can even provide square bore collars for quantity requirements. And if your special requirements repeat regularly, we are glad to stock parts for scheduled releases. Whatever your collar requirements, Lucas Industrial is your supplier for high quality cost – effective components.Our products are manufactured by modern computerized machinery and equipment.a specialized supplier of a full range of chain & sprockets, sprockets, gears, gear racks, V-belts, couplings and reducers， pto shaft, agricultural gearboxes….ISO 9001:2000 certified. Stocking distributor of power transmission products including roller & multiple strand roller chain & sprockets. Products also include brakes, drive comp1nts, gears, torque limiters, U-joints, pulleys, sheaves, encoders, belt drives, clutches & motors are also available.78C21 sprocket is a 21 tooth steel construction sprocket with a C-Hub (hub on both sides). 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 & sprocket sizes H78, H74, H79, 188, R588, R778, 87R, IS881, 81X, 81XH, 81XHH/ 81XHD, 488, SS188, C188, and 882.
78C21 Dimensions
- Tooth Count: 21
- Style: C
- Pitch Diameter: 17.51″
- Stock Bore: 1.5″
- Maximum Bore: 4.5″
- Hub Diameter: 6.5″
- Length Thru Bore: 5.375″
- Plate Thickness: 0.875″
- Roller Diameter: 0.875″
- Sprocket W8: 101.0 LBS
ept Roller Chain & Sprocket 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 chain & sprockets, 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 78C21 sprockets or any other products, please contact our customer support team and we will be happy to assist you.
