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No. 40, B Style, 1.125" Finished Bore
All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Hub Diameter

 N/A 2.625 in

LTB

 N/A 1.000 in

Style

 N/A B

No. Teeth

 N/A 20

Finished Bore Diameter

 N/A 1.125 in

Max. Bore

 N/A 1.875 in

Weight

 N/A 1.330 lb

Tooth Nominal Width

 N/A 0.284 in

Hardened Teeth 

 N/A Yes

Industry Equivalent

 N/A 40BS20 1 1/8

UPC Code

 N/A 097039324450

Chain Technical Data

Pitch

 N/A 0.500 in

Chain Size

 N/A 40

Sprocket Diameters

Outside Diameter

 N/A 3.460 in

Pitch Diameter

 N/A 3.196 in

Caliper Diameter

 N/A 2.883 in