D20C76

Metric Roller Chain Sprocket

Item #100967378

40 mm Minimum Bore

134 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

Sprocket Style	C
Bore Range [Max]	134 mm
Chain No.	20B, 20B-2
Single Strand Tooth Thickness	18.19 mm
Pitch Diameter [Min]	768.3 mm
Inch/Metric	Metric
Hub Dia.	190.98 mm
Series	C
Hub Length Thru	108.81 mm
Caliper Diameter	749.25 mm
Material	Steel
Bore Range [Min]	40 mm
No. of Strands Across	2
No. of Teeth	76
Pin Diameter	19.05 mm
Bore Type	Reborable
Pitch Root Diameter	749.3 mm
Martin No.	20C76
Outside Dia. [Min]	788.94 mm
Hardened Teeth	Without Hardened Teeth
Length Through Bore	127 mm
Family Name	No. 20 - 31.750 mm Pitch - Double - Type B & C
Bore Style	Minimum Bore
Width Across Teeth	54.64 mm
Root Diameter	749.3 mm
Chain Pitch	31.75 mm
Pitch Diameter	768.3 mm
Outside Dia.	788.94 mm
Weight	96.11 LB
EAN or UPC	697950405179