E40B12H

Triple Strand Sprocket

Item #100810472

0.5 in Minimum Bore

0.9375 in Maximum Bore

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Product Details

Maximum bores shown will accommodate standard keyseat and setscrew over keyseat. Slightly larger bores are possible with no keyseat, shallow keyseat, or setscrew at an angle to keyseat.

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’ split-taper bushings

Specifications

Inch/Metric	Inch
Bore Range [Min]	0.5 in
Family Name	No. 40 - 1/2 in Pitch - Triple - Type B & C - Saber Tooth (Hardened)
Hub Length Thru	1.85 in
Caliper Diameter	1.62 in
No. of Teeth	12
Pitch Diameter [Min]	1.93 in
Bore Style	Minimum Bore
Hub Recess Width	3/16 in
Hub Recess Depth	1/8 in
Martin No.	40B12H
No. of Strands Across	3
Hub Projection	0.722 in
Hub Dia.	1 9/16 in
Sprocket Style	B
Pitch Diameter	1.93 in
Single Strand Tooth Thickness	0.275 in
Length Through Bore	2.125 in
Width Across Teeth	1.403 in
Series	B
Hardened Teeth	With Hardened Teeth
Bore Range [Max]	0.9375 in
Hub OD @ Recess	1.328 in
Outside Dia. [Min]	2.166 in
Bore Type	Reborable
Chain No.	40
Chain Pitch	0.5 in
Outside Dia.	2.166 in
Material	Steel
Weight	1.08 LB
EAN or UPC	697950007588