U.S. Tsubaki Power Transmission, LLC
U.S. Tsubaki Holdings, Inc.
Corporate Headquarters
301 E. Marquardt Dr.
Wheeling, IL 60090 USA

Toll Free: 800.323.7790
Phone: 847.459.9500
Fax: 847.459.9515
Email: sales@ustsubaki.com
Website: www.ustsubaki.com
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BB Series Cam Clutches are a combination of a 62 Series ball bearing and a cam style clutch. These units are designed for press fit applications and are available in five variations, combinations of metal shield or dust protective sealed type and with or without keyways on the inner and/or outer race to allow design and application flexibility. BB Series units come grease lubricated but metal shielded style can be adapted for oil bath lubrication.
Cam Clutch BB Series
Cam Clutch BB Series_2
Unit of Measure
Items Cam Clutch BB Series_
BB15
BB-15 mm Bore Cam Clutch 		Cam Clutch BB Series_
BB17
BB-17 mm Bore Cam Clutch 		Cam Clutch BB Series_
BB20
BB-20 mm Bore Cam Clutch 		Cam Clutch BB Series_
BB25
BB-25 mm Bore Cam Clutch 		Cam Clutch BB Series_
BB30
BB-30 mm Bore Cam Clutch
Torque Capacity N/A 21.4 lb·ft29.0 N·m N/A 31.7 lb·ft43.0 N·m N/A 45 lb·ft61 N·m N/A 57.5 lb·ft78.0 N·m N/A 103.3 lb·ft140.0 N·m
Max. Overrunning Inner Race N/A 3600 rpm N/A 3500 rpm N/A 3000 rpm N/A 2500 rpm N/A 2000 rpm
Max. Overrunning Outer Race N/A 2000 rpm N/A 1900 rpm N/A 1600 rpm N/A 1400 rpm N/A 1100 rpm
Drag Torque N/A 0.007 lb·ft0.01 N·m N/A 0.007 lb·ft0.01 N·m N/A 0.010 lb·ft0.01 N·m N/A 0.013 lb·ft0.02 N·m N/A 0.022 lb·ft0.03 N·m
Construction N/A Metal shield on one side, retainer on other side.
A (Overall Width) N/A 0.433 in11.00 mm N/A 0.472 in12.00 mm N/A 0.551 in14.00 mm N/A 0.591 in15.00 mm N/A 0.630 in16.00 mm
B (Overall Diameter) N/A 1.378 in5.00 mm N/A 1.575 in40.00 mm N/A 1.850 in47.00 mm N/A 2.047 in52.00 mm N/A 2.441 in62.00 mm
C (Bore Size) N/A 0.591 in15.00 mm N/A 0.669 in17.00 mm N/A 0.787 in20.00 mm N/A 0.984 in25.00 mm N/A 1.181 in30.00 mm
D (Outer Race I.D.) N/A 1.283 in32.60 mm N/A 1.421 in36.10 mm N/A 1.642 in41.70 mm N/A 1.854 in46.40 mm N/A 2.228 in55.00 mm
S (Chamfer) N/A 0.024 in0.60 mm N/A 0.024 in0.60 mm N/A 0.039 in1.00 mm N/A 0.039 in1.00 mm N/A 0.039 in1.00 mm
Dynamic Bearing Loads N/A 1338 lbf5950 N N/A 1574 lbf7000 N N/A 1911 lbf8500 N N/A 2405 lbf10700 N N/A 2675 lbf11900 N
Static Bearing Loads N/A 726 lbf3230 N N/A 832 lbf3700 N N/A 1102 lbf4900 N N/A 1416 lbf6300 N N/A 1776 lbf7900 N
Key Inner Race N/A
Key Outer Race N/A
Weight N/A 0.100 lb0.050 kg N/A 0.200 lb0.080 kg N/A 0.300 lb0.120 kg N/A 0.300 lb0.150 kg N/A 0.500 lb0.230 kg