12A11

Metric Roller Chain Sprocket

Item #100966343

14.02 mm Minimum Bore

47.34 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

No. of Strands Across	1
Hub Dia.	N/A
Hub Length Thru	N/A
Root Diameter	55.6 mm
Single Strand Tooth Thickness	11.1 mm
Bore Range [Max]	47.34 mm
Caliper Diameter	54.86 mm
Bore Type	Reborable
Chain No.	12B, 12B-1
Chain Pitch	19.05 mm
Inch/Metric	Metric
Material	Steel
Pitch Diameter [Min]	67.6 mm
Bore Range [Min]	14.02 mm
Outside Dia. [Min]	79.36 mm
No. of Teeth	11
Martin No.	12A11
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Pin Diameter	12.065 mm
Length Through Bore	11.1 mm
Sprocket Style	A
Outside Dia.	79.36 mm
Series	A
Hub Projection	N/A
Width Across Teeth	11.1 mm
Bore Style	Minimum Bore
Pitch Diameter	67.6 mm
Hardened Teeth	Without Hardened Teeth
Pitch Root Diameter	55.6 mm
Weight	0.6 LB
EAN or UPC	697950400303