28A24

Metric Roller Chain Sprocket

Item #100967157

40.03 mm Minimum Bore

298.31 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.

Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Precise machining and processes ensure consistent finish and high quality
Manufactured of high carbon steel

Specifications

Outside Dia.	368.17 mm
Bore Style	Minimum Bore
Hub Length Thru	N/A
Material	Steel
Bore Range [Max]	298.31 mm
Chain Pitch	44.45 mm
Width Across Teeth	29.44 mm
Family Name	No. 28 - 44.450 mm Pitch - Single - A
Pin Diameter	27.94 mm
Bore Type	Reborable
Length Through Bore	29.44 mm
No. of Strands Across	1
Pitch Root Diameter	312.6 mm
Martin No.	28A24
Sprocket Style	A
Pitch Diameter [Min]	340.5 mm
Hub Dia.	N/A
Chain No.	28B, 28B-1
No. of Teeth	24
Hub Projection	N/A
Inch/Metric	Metric
Hardened Teeth	Without Hardened Teeth
Caliper Diameter	312.6 mm
Outside Dia. [Min]	368.17 mm
Root Diameter	312.6 mm
Single Strand Tooth Thickness	29.44 mm
Bore Range [Min]	40.03 mm
Series	A
Pitch Diameter	340.5 mm
Weight	34.03 LB
EAN or UPC	697950406794