D28B14

Metric Roller Chain Sprocket

Item #100967414

40 mm Minimum Bore

90 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

Bore Range [Max]	90 mm
Width Across Teeth	88.39 mm
Chain No.	28B, 28B-2
Outside Dia. [Min]	227.38 mm
Chain Pitch	44.45 mm
Material	Steel
Outside Dia.	227.38 mm
Bore Range [Min]	40 mm
Hub Dia.	130 mm
Hub Length Thru	120 mm
Pitch Root Diameter	171.8 mm
Bore Style	Minimum Bore
Pin Diameter	27.94 mm
Inch/Metric	Metric
Hardened Teeth	Without Hardened Teeth
Root Diameter	171.8 mm
No. of Strands Across	2
Family Name	No. 28 - 44.450 mm Pitch - Double - Type B & C
Sprocket Style	B
Pitch Diameter	199.8 mm
Martin No.	28B14
No. of Teeth	14
Bore Type	Reborable
Pitch Diameter [Min]	199.8 mm
Caliper Diameter	171.82 mm
Length Through Bore	119.99 mm
Series	B
Single Strand Tooth Thickness	28.83 mm
Weight	42.5 LB
EAN or UPC	697950407197