12A22

Metric Roller Chain Sprocket

Item #100966354

16.01 mm Minimum Bore

114.96 mm 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.

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

Series	A
Pitch Diameter	133.9 mm
Chain No.	12B, 12B-1
Outside Dia.	145.61 mm
Material	Steel
Pitch Diameter [Min]	133.9 mm
Single Strand Tooth Thickness	11.1 mm
Sprocket Style	A
Hub Dia.	N/A
Bore Range [Max]	114.96 mm
Root Diameter	121.8 mm
Hub Length Thru	N/A
Length Through Bore	11.1 mm
Family Name	No. 12 - 19.050 mm Pitch - Single - A
No. of Strands Across	1
Chain Pitch	19.05 mm
Pin Diameter	12.065 mm
Caliper Diameter	121.79 mm
Pitch Root Diameter	121.8 mm
No. of Teeth	22
Bore Range [Min]	16.01 mm
Hub Projection	N/A
Bore Style	Minimum Bore
Martin No.	12A22
Inch/Metric	Metric
Outside Dia. [Min]	145.61 mm
Hardened Teeth	Without Hardened Teeth
Bore Type	Reborable
Width Across Teeth	11.1 mm
Weight	2.71 LB
EAN or UPC	697950400525