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

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