40BTB17H

Taper Bushed Sprocket

Item #100804038

2.975 in Outside Diameter

1210 Bushing Series

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Product Details

Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.

Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ Taper bushings
Stocked Heat Treat

Specifications

Hub Recess Width	0.19 in
Chain Pitch	0.5 in
Bushing Series	1210
Material	Steel
Length Through Bore	1 in
Width Across Teeth	1 in
Hub Length	0.72 in
Bore Type	Bushed
Outside Dia.	2.975 in
Single Strand Tooth Thickness	0.284 in
Tooth Width	0.284 in
Chain No.	40
Hardened Teeth	With Hardened Teeth
Hub Dia.	2 3/8 in
No. of Teeth	17
Hub Projection	0.72 in
Bushing Bore [Max]	1.25 in
Overall Length	1 in
Outside Dia. [Min]	2.975 in
Pitch Diameter	2.7211 in
Martin No.	40BTB17H
Caliper Diameter	2.3975 in
Hub OD @ Recess	2.2 in
Sprocket Style	B
Bushing Bore [Min]	0.5 in
No. of Strands Across	1
Overall Length Less Threads	N/A
Bushing Type	Taperlock
Hub Recess Depth	0.09 in
Inch/Metric	Inch
Type	B
Weight	0.54 LB
EAN or UPC	697950043029