D12C76

Metric Roller Chain Sprocket

Item #100965892

40 mm Minimum Bore

90 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
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out

Specifications

Chain Pitch	19.05 mm
Pin Diameter	12.065 mm
Pitch Diameter	461 mm
Bore Style	Minimum Bore
Series	C
Hub Length Thru	64.13 mm
Family Name	No. 12 - 19.050 mm Pitch - Double - Type B & C
Length Through Bore	75.01 mm
Root Diameter	448.9 mm
Width Across Teeth	30.33 mm
Hub Dia.	130.12 mm
Sprocket Style	C
Outside Dia. [Min]	472.73 mm
Pitch Diameter [Min]	461 mm
Bore Range [Max]	90 mm
Single Strand Tooth Thickness	10.87 mm
Martin No.	12C76
Bore Range [Min]	40 mm
Hardened Teeth	Without Hardened Teeth
No. of Teeth	76
Bore Type	Reborable
Material	Steel
No. of Strands Across	2
Inch/Metric	Metric
Chain No.	12B, 12B-2
Pitch Root Diameter	448.9 mm
Outside Dia.	472.73 mm
Caliper Diameter	448.92 mm
Weight	56.47 LB
EAN or UPC	697950401614