China Sprocket & Chain # 80B21F-1, No. 80 - 1

EPG is famous and biggest Chains and Sprocket manufacturer and exporter in China.

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No. Standard roller chain is available with pitches from 1/2 to 3 inches. Chain numbers are determined by multiplying the pitch by 80 (a 1/2 inch pitch chain would be a No. 40 chain). A hyphenated suffix indicates multiple strands.80, B Style, 1.000″ Finished Bore

All dimensions are nominal values and for reference only

Specifications

Chain Technical Data

Sprocket Diameters

Specifications

Hub Diameter



4.250 in

LTB



1.750 in

Style



B

No. Teeth



21

Finished Bore Diameter



1.000 in

Max. Bore



2.750 in

Weight



8.900 lb

Tooth Nominal Width



0.575 in

Hardened Teeth 



Yes

Chain Technical Data

Pitch



1.000 in

Chain Size



80

Sprocket Diameters

Outside Diameter



7.240 in

Pitch Diameter



6.710 in

Caliper Diameter



6.066 in

China Sprocket & Chain # 80B21F-1, No. 80 - 1

China Sprocket & Chain # 80B21F-1, No. 80 - 1

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The use of original equipment manufacturer’s (OEM) part numbers or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed replacement parts contained herein are not sponsored, approved, or manufactured by the OEM.