12A37

Metric Roller Chain Sprocket

Item #100966369

19.02 mm Minimum Bore

206.29 mm Maximum Bore

+ Show More

Auto Replenish

each One-time purchase

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.

Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Bores are concentric to pitch line, minimizing run out
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain

Specifications

Caliper Diameter	212.36 mm
Bore Type	Reborable
Martin No.	12A37
Bore Style	Minimum Bore
Root Diameter	212.6 mm
Hub Length Thru	N/A
No. of Strands Across	1
Outside Dia. [Min]	236.38 mm
Hub Dia.	N/A
Pin Diameter	12.065 mm
Pitch Root Diameter	212.6 mm
Series	A
No. of Teeth	37
Width Across Teeth	11.1 mm
Pitch Diameter	224.6 mm
Outside Dia.	236.38 mm
Single Strand Tooth Thickness	11.1 mm
Chain No.	12B, 12B-1
Pitch Diameter [Min]	224.6 mm
Inch/Metric	Metric
Material	Steel
Length Through Bore	11.1 mm
Chain Pitch	19.05 mm
Hub Projection	N/A
Hardened Teeth	Without Hardened Teeth
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Bore Range [Min]	19.02 mm
Bore Range [Max]	206.29 mm
Sprocket Style	A
Weight	6.82 LB
EAN or UPC	697950400822