16A90

Metric Roller Chain Sprocket

Item #100966494

40.03 mm Minimum Bore

704.68 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

Series	A
Martin No.	16A90
Outside Dia.	743.68 mm
Hub Length Thru	N/A
Family Name	No. 16 - 25.400 mm Pitch - Single - A
No. of Teeth	90
Pin Diameter	15.875 mm
Bore Style	Minimum Bore
Bore Range [Min]	40.03 mm
Root Diameter	711.9 mm
Chain No.	16B, 16B-1
Chain Pitch	25.4 mm
Pitch Diameter	727.8 mm
Hub Dia.	N/A
Sprocket Style	A
Pitch Root Diameter	711.9 mm
No. of Strands Across	1
Bore Range [Max]	704.68 mm
Hub Projection	N/A
Width Across Teeth	16.18 mm
Pitch Diameter [Min]	727.8 mm
Bore Type	Reborable
Inch/Metric	Metric
Hardened Teeth	Without Hardened Teeth
Single Strand Tooth Thickness	16.18 mm
Caliper Diameter	711.93 mm
Material	Steel
Length Through Bore	16.18 mm
Outside Dia. [Min]	743.68 mm
Weight	110.69 LB
EAN or UPC	697950402963