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

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