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

Specifications

Pitch

2.609 in

Roller Diameter

0.875 in

Plate Thickness

0.875 in

Style

Type C

Stock Bore

1.250 in
Max. Bore1 2.940 in

Pitch Diameter

9.261 in

Hub Diameter

4.750 in

LTB

3.130 in

Approx. Weight

25.000 lb

No. Teeth

11

Use

For Tsubaki Chain Numbers 87R, US-278R
  • 1 Dimensions shown allow for standard keyway with set screw at 90°.