D40B112

Double Strand Sprocket

Item #100810173

1.1875 in Minimum Bore

2.75 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

Hardened Teeth	Without Hardened Teeth
Pitch Diameter	17.83 in
Bore Range [Min]	1.1875 in
Single Strand Tooth Thickness	0.275 in
Family Name	No. 40 - 1/2 in Pitch - Double - Type B & C
Sprocket Style	B
Chain Pitch	0.5 in
Bore Style	Minimum Bore
Bore Type	Reborable
Hub Length Thru	1.85 in
Hub Projection	1.288 in
Caliper Diameter	17.516 in
No. of Teeth	112
Martin No.	40B112
Hub Dia.	4 1/4 in
Bore Range [Max]	2.75 in
Inch/Metric	Inch
Outside Dia. [Min]	18.121 in
Width Across Teeth	0.837 in
Series	B
Pitch Diameter [Min]	17.83 in
Outside Dia.	18.121 in
No. of Strands Across	2
Length Through Bore	2.125 in
Material	Steel
Chain No.	40
Weight	51.6 LB
EAN or UPC	697950007564