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

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