Multi-Strand, No. 40, B Style, .500" plain bore
Has recessed groove in hub for chain clearance

All dimensions are nominal values and for reference only
Unit of Measure

Specifications

Stock Bore

0.500 in

Hub Diameter

1.438 in

LTB

2.125 in

Style

B

No. Teeth

11

Outside Diameter

2.000 in

Pitch Diameter

1.775 in

Caliper Diameter

1.444 in
Max. Bore1 0.750 in

Weight

0.800 lb

Tooth Nominal Width

0.275 in

Hardened Teeth 

Yes

Industry Equivalent

E40B11H

UPC Code

097039367310

Chain Technical Data

Pitch

0.500 in

Chain Size

40-3
  • 1 Dimensions shown allow for strandard keyway with set screw at 90°