20A14

Metric Roller Chain Sprocket

Item #100966888

25.02 mm Minimum Bore

110.87 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

Pitch Diameter	142.7 mm
Length Through Bore	18.59 mm
Single Strand Tooth Thickness	18.59 mm
Hub Projection	N/A
No. of Strands Across	1
Hub Length Thru	N/A
Hardened Teeth	Without Hardened Teeth
Outside Dia. [Min]	163.32 mm
Pitch Diameter [Min]	142.7 mm
Material	Steel
Root Diameter	123.6 mm
Outside Dia.	163.32 mm
Chain Pitch	31.75 mm
Inch/Metric	Metric
Chain No.	20B, 20B-1
Bore Range [Min]	25.02 mm
Bore Style	Minimum Bore
Bore Type	Reborable
Pin Diameter	19.05 mm
Martin No.	20A14
No. of Teeth	14
Bore Range [Max]	110.87 mm
Pitch Root Diameter	123.6 mm
Caliper Diameter	123.63 mm
Family Name	No. 20 - 31.750 mm Pitch - Single - A
Width Across Teeth	18.59 mm
Series	A
Sprocket Style	A
Hub Dia.	N/A
Weight	5.49 LB
EAN or UPC	697950403779