D08B76

Metric Roller Chain Sprocket

Item #100965823

30 mm Minimum Bore

82 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

Hardened Teeth	Without Hardened Teeth
Bore Range [Min]	30 mm
Martin No.	08B76
Single Strand Tooth Thickness	7.21 mm
Material	Steel
Pitch Root Diameter	298.8 mm
Bore Range [Max]	82 mm
Pin Diameter	8.509 mm
Series	B
Length Through Bore	45.01 mm
Hub Dia.	119.99 mm
Root Diameter	298.8 mm
Sprocket Style	B
Inch/Metric	Metric
Pitch Diameter	307.3 mm
No. of Strands Across	2
Family Name	No. 08 - 12.700 mm Pitch - Double - B
Chain No.	08B, 08B-2
Outside Dia.	314.69 mm
No. of Teeth	76
Outside Dia. [Min]	314.69 mm
Bore Type	Reborable
Pitch Diameter [Min]	307.3 mm
Hub Length Thru	37.76 mm
Bore Style	Minimum Bore
Width Across Teeth	21.13 mm
Chain Pitch	12.7 mm
Caliper Diameter	298.81 mm
Weight	29.67 LB
EAN or UPC	697950398037