08A12

Metric Roller Chain Sprocket

Item #100966134

10 mm Minimum 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

Pitch Diameter [Min]	49.1 mm
Bore Range [Max]	N/A
Material	Steel
Bore Style	Minimum Bore
Bore Range [Min]	10 mm
Hub Length Thru	N/A
Caliper Diameter	5.77 mm
Bore Type	Reborable
Chain No.	08B, 08B-1
Length Through Bore	5.31 mm
Family Name	No. 08 - 12.700 mm Pitch - Single - A
Pitch Diameter	49.1 mm
Outside Dia. [Min]	56.44 mm
Chain Pitch	12.7 mm
Hardened Teeth	Without Hardened Teeth
Root Diameter	40.6 mm
Hub Dia.	N/A
No. of Strands Across	1
Pitch Root Diameter	40.6 mm
Sprocket Style	A
Martin No.	08A12
Width Across Teeth	5.31 mm
Series	A
No. of Teeth	12
Single Strand Tooth Thickness	7.37 mm
Outside Dia.	56.44 mm
Pin Diameter	8.509 mm
Hub Projection	N/A
Inch/Metric	Metric
Weight	0.17 LB
EAN or UPC	697950396835