28A15

Metric Roller Chain Sprocket

Item #100967148

40.03 mm Minimum Bore

169.8 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
Outside Dia.	241.42 mm
Pitch Diameter [Min]	213.8 mm
Inch/Metric	Metric
Pitch Diameter	213.8 mm
Hardened Teeth	Without Hardened Teeth
Bore Range [Max]	169.8 mm
Single Strand Tooth Thickness	29.44 mm
Bore Style	Minimum Bore
No. of Strands Across	1
Martin No.	28A15
Chain No.	28B, 28B-1
No. of Teeth	15
Hub Dia.	N/A
Series	A
Family Name	No. 28 - 44.450 mm Pitch - Single - A
Root Diameter	185.9 mm
Hub Length Thru	N/A
Material	Steel
Caliper Diameter	184.68 mm
Outside Dia. [Min]	241.42 mm
Chain Pitch	44.45 mm
Pin Diameter	27.94 mm
Length Through Bore	29.44 mm
Width Across Teeth	29.44 mm
Bore Type	Reborable
Pitch Root Diameter	185.9 mm
Bore Range [Min]	40.03 mm
Sprocket Style	A
Weight	12.01 LB
EAN or UPC	697950406619