D20B15

Metric Roller Chain Sprocket

Item #100967354

20 mm Minimum Bore

85 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

Hub Dia.	119.99 mm
Pitch Root Diameter	133.7 mm
No. of Teeth	15
Sprocket Style	B
Chain Pitch	31.75 mm
Bore Range [Min]	20 mm
Family Name	No. 20 - 31.750 mm Pitch - Double - Type B & C
Length Through Bore	80.01 mm
Inch/Metric	Metric
Series	B
Bore Range [Max]	85 mm
Outside Dia. [Min]	173.35 mm
Pitch Diameter [Min]	152.7 mm
Bore Style	Minimum Bore
No. of Strands Across	2
Width Across Teeth	54.64 mm
Chain No.	20B, 20B-2
Root Diameter	133.7 mm
Outside Dia.	173.35 mm
Single Strand Tooth Thickness	18.19 mm
Material	Steel
Pin Diameter	19.05 mm
Bore Type	Reborable
Caliper Diameter	132.82 mm
Pitch Diameter	152.7 mm
Hardened Teeth	Without Hardened Teeth
Hub Length Thru	61.81 mm
Martin No.	20B15
Weight	18.47 LB
EAN or UPC	697950404936