12A33

Metric Roller Chain Sprocket

Item #100966365

19.02 mm Minimum Bore

181.97 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

Length Through Bore	11.1 mm
Chain Pitch	19.05 mm
No. of Teeth	33
Hardened Teeth	Without Hardened Teeth
Width Across Teeth	11.1 mm
Hub Dia.	N/A
Chain No.	12B, 12B-1
Bore Range [Min]	19.02 mm
Sprocket Style	A
Single Strand Tooth Thickness	11.1 mm
Bore Style	Minimum Bore
Pitch Diameter	200.4 mm
Caliper Diameter	188.12 mm
Inch/Metric	Metric
Pitch Diameter [Min]	200.4 mm
Material	Steel
Pin Diameter	12.065 mm
Hub Projection	N/A
Series	A
Pitch Root Diameter	188.3 mm
Root Diameter	188.3 mm
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Outside Dia. [Min]	212.16 mm
Bore Range [Max]	181.97 mm
Hub Length Thru	N/A
No. of Strands Across	1
Outside Dia.	212.16 mm
Martin No.	12A33
Bore Type	Reborable
Weight	5.39 LB
EAN or UPC	697950400747