08A70

Metric Roller Chain Sprocket

Item #100966170

18 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

Width Across Teeth	7.37 mm
Hub Projection	N/A
Root Diameter	274.6 mm
Outside Dia.	215.7 mm
Hardened Teeth	Without Hardened Teeth
Single Strand Tooth Thickness	7.37 mm
Family Name	No. 08 - 12.700 mm Pitch - Single - A
Bore Style	Minimum Bore
Hub Length Thru	N/A
Outside Dia. [Min]	215.7 mm
Length Through Bore	7.37 mm
Bore Range [Min]	18 mm
Chain Pitch	9.525 mm
Inch/Metric	Metric
Caliper Diameter	33.27 mm
Hub Dia.	N/A
Sprocket Style	A
No. of Strands Across	1
Bore Range [Max]	N/A
Chain No.	08B, 08B-1
Bore Type	Reborable
No. of Teeth	70
Material	Steel
Pitch Root Diameter	274.6 mm
Series	A
Pitch Diameter [Min]	283.1 mm
Pin Diameter	8.509 mm
Pitch Diameter	283.1 mm
Martin No.	08A70
Weight	7.12 LB
EAN or UPC	697950397559