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

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