12A19

Metric Roller Chain Sprocket

Item #100966351

14.02 mm Minimum Bore

96.63 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 [Min]	14.02 mm
Outside Dia. [Min]	127.49 mm
Inch/Metric	Metric
Chain Pitch	19.05 mm
No. of Teeth	19
Hub Length Thru	N/A
Sprocket Style	A
Pitch Root Diameter	103.7 mm
Pitch Diameter [Min]	115.7 mm
Hub Projection	N/A
Series	A
Hub Dia.	N/A
Outside Dia.	127.49 mm
Pitch Diameter	115.7 mm
No. of Strands Across	1
Bore Range [Max]	96.63 mm
Hardened Teeth	Without Hardened Teeth
Caliper Diameter	103.28 mm
Family Name	No. 12 - 19.050 mm Pitch - Single - A
Width Across Teeth	11.1 mm
Chain No.	12B, 12B-1
Single Strand Tooth Thickness	11.1 mm
Root Diameter	103.7 mm
Length Through Bore	11.1 mm
Bore Style	Minimum Bore
Martin No.	12A19
Material	Steel
Pin Diameter	12.065 mm
Bore Type	Reborable
Weight	2.11 LB
EAN or UPC	697950400464