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Learn how Tsubaki is supporting Meat & Poultry Companies.

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PBUS Series Cam Clutch is intended for use in general overrunning or indexing applications. The PBUS Series comes pre-lubricated with synthetic grease for easy installation and long service life. The outer race has provision for mounting gears, pulleys, and sprockets. Specify direction of rotation when ordering.
Unit of Measure


Bore Size

N/A 1.250 in

Torque Capacity

N/A 621.8 lb·ft843.0 N·m

Max. Overrunning Inner Race

N/A 1000 rpm

Max. Overrunning Outer Race

N/A 400 rpm

Drag Torque

N/A 0.288 lb·ft0.39 N·m

Max. Indexing

N/A 150 cpm


N/A Right hand rotation


N/A 5/16 x 5/32"

A (Overall Width)

N/A 3.500 in88.90 mm

B (Overall Diameter)

N/A 3.750 in95.25 mm

C (Hub Diameter)

N/A 2.250/2.249 in57.15/57.13 mm

D (Outer Race O.D.)

N/A 1.750 in44.45 mm

E (Clutch O.D.)

N/A 2.205 in56.00 mm

F (Hub Length)

N/A 1.440 in36.58 mm

G (Clutch Length)

N/A 1.812 in46.02 mm

J (Groove Position)

N/A 1.34 in34.04 mm

M (Groove I.D.)

N/A 2.182 in55.42 mm

P (Groove Width)

N/A 0.056 in1.42 mm

L (Outer Key Length)

N/A 0.937 in23.80 mm

K (Outer Key Dimensions)

N/A 0.313 x 0.156 in7.94 x 3.96 mm

N (Set Screw Location)

N/A 0.200 in5.10 mm

Lubrication Filler Plug

N/A M6 x P1.0

Set Screw

N/A 1/4-28 x 1/4


N/A 2.50 kg5.511 lb
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