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

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