08A20

Metric Roller Chain Sprocket

Item #100966142

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

Chain No.	08B, 08B-1
Root Diameter	72.7 mm
Bore Range [Max]	N/A
Series	A
Pitch Diameter	81.2 mm
Material	Steel
Family Name	No. 08 - 12.700 mm Pitch - Single - A
Bore Style	Minimum Bore
Single Strand Tooth Thickness	7.37 mm
Width Across Teeth	5.31 mm
Hub Length Thru	N/A
Hardened Teeth	Without Hardened Teeth
Hub Dia.	N/A
Chain Pitch	12.7 mm
Bore Range [Min]	10 mm
Sprocket Style	A
Caliper Diameter	9.54 mm
Martin No.	08A20
No. of Strands Across	1
Bore Type	Reborable
Pin Diameter	8.509 mm
Pitch Root Diameter	72.7 mm
Pitch Diameter [Min]	81.2 mm
Length Through Bore	5.31 mm
Inch/Metric	Metric
No. of Teeth	20
Outside Dia. [Min]	88.55 mm
Outside Dia.	88.55 mm
Hub Projection	N/A
Weight	0.55 LB
EAN or UPC	697950396996