12A41

Metric Roller Chain Sprocket

Item #100966373

24.02 mm Minimum Bore

230.59 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
Bore Style	Minimum Bore
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Pitch Root Diameter	236.8 mm
Chain No.	12B, 12B-1
No. of Teeth	41
Outside Dia. [Min]	260.61 mm
Length Through Bore	11.1 mm
Martin No.	12A41
Caliper Diameter	236.61 mm
Outside Dia.	260.61 mm
Material	Steel
Hub Projection	N/A
Chain Pitch	19.05 mm
Hardened Teeth	Without Hardened Teeth
Root Diameter	236.8 mm
Pin Diameter	12.065 mm
Hub Dia.	N/A
Pitch Diameter	248.9 mm
Hub Length Thru	N/A
Sprocket Style	A
Single Strand Tooth Thickness	11.1 mm
Pitch Diameter [Min]	248.9 mm
Inch/Metric	Metric
No. of Strands Across	1
Series	A
Bore Range [Max]	230.59 mm
Bore Range [Min]	24.02 mm
Bore Type	Reborable
Weight	8.38 LB
EAN or UPC	697950400907