28A16

Metric Roller Chain Sprocket

Item #100967149

40.03 mm Minimum Bore

184.14 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

Pin Diameter	27.94 mm
Pitch Diameter [Min]	227.8 mm
Pitch Root Diameter	199.9 mm
Pitch Diameter	227.8 mm
No. of Teeth	16
Inch/Metric	Metric
Bore Range [Min]	40.03 mm
Hardened Teeth	Without Hardened Teeth
Bore Type	Reborable
Single Strand Tooth Thickness	29.44 mm
Bore Style	Minimum Bore
Chain No.	28B, 28B-1
No. of Strands Across	1
Bore Range [Max]	184.14 mm
Caliper Diameter	199.9 mm
Length Through Bore	29.44 mm
Root Diameter	199.9 mm
Hub Projection	N/A
Chain Pitch	44.45 mm
Outside Dia. [Min]	255.47 mm
Series	A
Material	Steel
Martin No.	28A16
Family Name	No. 28 - 44.450 mm Pitch - Single - A
Hub Dia.	N/A
Width Across Teeth	29.44 mm
Sprocket Style	A
Hub Length Thru	N/A
Outside Dia.	255.47 mm
Weight	15.01 LB
EAN or UPC	697950406633