12A24

Metric Roller Chain Sprocket

Item #100966356

19.02 mm Minimum Bore

127.16 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

Bore Range [Max]	127.16 mm
Sprocket Style	A
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Martin No.	12A24
Root Diameter	133.9 mm
Chain No.	12B, 12B-1
Pitch Root Diameter	133.9 mm
Material	Steel
Bore Type	Reborable
Outside Dia.	157.7 mm
Caliper Diameter	133.88 mm
No. of Teeth	24
Single Strand Tooth Thickness	11.1 mm
Width Across Teeth	11.1 mm
Pitch Diameter	145.9 mm
Outside Dia. [Min]	157.7 mm
Pin Diameter	12.065 mm
Hardened Teeth	Without Hardened Teeth
Series	A
Chain Pitch	19.05 mm
Pitch Diameter [Min]	145.9 mm
Inch/Metric	Metric
Bore Style	Minimum Bore
Length Through Bore	11.1 mm
Bore Range [Min]	19.02 mm
Hub Dia.	N/A
No. of Strands Across	1
Hub Length Thru	N/A
Hub Projection	N/A
Weight	3.22 LB
EAN or UPC	697950400563