20A34

Metric Roller Chain Sprocket

Item #100966908

32 mm Minimum Bore

314.4 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 Projection	N/A
Inch/Metric	Metric
No. of Strands Across	1
Caliper Diameter	325.05 mm
Hardened Teeth	Without Hardened Teeth
Pitch Diameter [Min]	344.1 mm
Material	Steel
Pitch Root Diameter	325.1 mm
Outside Dia.	364.74 mm
Chain Pitch	31.75 mm
Outside Dia. [Min]	364.74 mm
Hub Length Thru	N/A
Family Name	No. 20 - 31.750 mm Pitch - Single - A
Pitch Diameter	344.1 mm
Length Through Bore	18.59 mm
Series	A
Martin No.	20A34
No. of Teeth	34
Bore Range [Max]	314.4 mm
Sprocket Style	A
Bore Style	Minimum Bore
Bore Type	Reborable
Root Diameter	325.1 mm
Bore Range [Min]	32 mm
Hub Dia.	N/A
Pin Diameter	19.05 mm
Chain No.	20B, 20B-1
Single Strand Tooth Thickness	18.59 mm
Width Across Teeth	18.59 mm
Weight	28.66 LB
EAN or UPC	697950404172