12A13

Metric Roller Chain Sprocket

Item #100966345

14.02 mm Minimum Bore

59.75 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

Width Across Teeth	11.1 mm
Series	A
Length Through Bore	11.1 mm
Pitch Root Diameter	67.5 mm
Bore Range [Max]	59.75 mm
Outside Dia. [Min]	91.35 mm
Hub Length Thru	N/A
No. of Teeth	13
Single Strand Tooth Thickness	11.1 mm
Bore Type	Reborable
Hardened Teeth	Without Hardened Teeth
Outside Dia.	91.35 mm
Root Diameter	67.5 mm
Bore Range [Min]	14.02 mm
Pitch Diameter [Min]	79.6 mm
Pin Diameter	12.065 mm
Inch/Metric	Metric
Bore Style	Minimum Bore
Pitch Diameter	79.6 mm
Hub Projection	N/A
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Sprocket Style	A
No. of Strands Across	1
Material	Steel
Caliper Diameter	66.96 mm
Martin No.	12A13
Chain No.	12B, 12B-1
Chain Pitch	19.05 mm
Hub Dia.	N/A
Weight	0.8 LB
EAN or UPC	697950400341