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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The BREU Series Cam Clutch is commonly used in backstopping applications that require higher speed inner race overrunning, and low to medium speed engagement speed capability. The BREU Series Cam Clutch is popular amongst both OEM's and end users, utilizing a broad array of mounting accessories and the ability to select keyway positions on the inner and outer race to offer mounting flexibility. BREU Series incorporates a "lift off" style cam which provides increased Cam Clutch life, please see page 8 for additional details. BREU Series Cam Clutch ships pre-lubricated with grease.
Cam Clutch BREU Series E2 Flange with E3 Torque Arm
Cam Clutch BREU Series E2 Flange with E3 Torque Arm_2
Unit of Measure
Items Cam Clutch BREU Series E2 Flange with E3 Torque Arm
BREU30E2+E3
BREU-30 mm Bore Cam Clutch 		Cam Clutch BREU Series E2 Flange with E3 Torque Arm
BREU35E2+E3
BREU-35 mm Bore Cam Clutch 		Cam Clutch BREU Series E2 Flange with E3 Torque Arm
BREU40E2+E3
BREU-40 mm Bore Cam Clutch 		Cam Clutch BREU Series E2 Flange with E3 Torque Arm
BREU45E2+E3
BREU-45 mm Bore Cam Clutch 		Cam Clutch BREU Series E2 Flange with E3 Torque Arm
BREU50E2+E3
BREU-50 mm Bore Cam Clutch
Inner Race Keyway N/A 8 x 3.3 mm N/A 10 x 3.3 mm N/A 12 x 3.3 mm N/A 14 x 3.8 mm N/A 14 x 3.8 mm
Torque Capacity N/A 447.7 lb·ft607.0 N·m N/A 506.0 lb·ft686.0 N·m N/A 722.8 lb·ft980.0 N·m N/A 795.1 lb·ft1078.0 N·m N/A 1264.9 lb·ft1715.0 N·m
Min. Inner Race Overrunning N/A 880 rpm N/A 780 rpm N/A 720 rpm N/A 670 rpm N/A 610 rpm
Max. Inner Race Overrunning N/A 3600 rpm
Max. Engagement N/A 350 rpm N/A 300 rpm N/A 300 rpm N/A 280 rpm N/A 240 rpm
A (Overall Width) N/A 2.992 in76.00 mm N/A 3.110 in79.00 mm N/A 3.386 in86.00 mm N/A 3.386 in86.00 mm N/A 3.701 in94.00 mm
B (Overall Height) N/A 3.937 in100.00 mm N/A 4.331 in110.00 mm N/A 4.921 in125.00 mm N/A 5.118 in130.00 mm N/A 5.906 in150.00 mm
C (Clutch Width) N/A 2.008 in51.00 mm N/A 1.969 in50.00 mm N/A 2.087 in53.00 mm N/A 2.087 in53.00 mm N/A 2.520 in64.00 mm
D (Bolt Circle Diameter) N/A 3.425 in87.00 mm N/A 3.780 in96.00 mm N/A 4.252 in108.00 mm N/A 4.409 in112.00 mm N/A 5.197 in132.00 mm
E (Outer Race I.D.) N/A 2.953 in75.00 mm N/A 3.150 in80.00 mm N/A 3.543 in90.00 mm N/A 3.740 in95.00 mm N/A 4.331 in110.00 mm
F (Inner Race O.D.) N/A 1.772 in45.00 mm N/A 1.969 in50.00 mm N/A 2.165 in55.00 mm N/A 2.362 in60.00 mm N/A 2.756 in70.00 mm
G (Cam Cage Width) N/A 2.205 in56.00 mm N/A 2.205 in56.00 mm N/A 2.323 in59.00 mm N/A 2.323 in59.00 mm N/A 2.835 in72.00 mm
K (Thread Depth) N/A 0.394 in10.00 mm N/A 0.472 in12.00 mm N/A 0.551 in14.00 mm N/A 0.551 in14.00 mm N/A 0.551 in14.00 mm
L (Chamfer) N/A 0.039 in1.00 mm N/A 0.039 in1.00 mm N/A 0.051 in1.30 mm N/A 0.051 in1.30 mm N/A 0.051 in1.30 mm
M1 N/A 0.748 in19.00 mm N/A 0.866 in22.00 mm N/A 0.866 in22.00 mm N/A 0.984 in25.00 mm N/A 0.984 in25.00 mm
Q N/A 2.677 in68.00 mm N/A 2.992 in76.00 mm N/A 3.346 in85.00 mm N/A 3.543 in90.00 mm N/A 4.016 in102.00 mm
R N/A 3.622 in92.00 mm N/A 4.016 in102.00 mm N/A 4.409 in112.00 mm N/A 4.724 in120.00 mm N/A 5.315 in135.00 mm
S N/A 0.630 in16.00 mm N/A 0.787 in20.00 mm N/A 0.787 in20.00 mm N/A 0.984 in25.00 mm N/A 0.984 in25.00 mm
T N/A 0.551 in14 mm N/A 0.709 in18.00 mm N/A 0.709 in18.00 mm N/A 0.866 in22.00 mm N/A 0.866 in22.00 mm
Weight N/A 9.240 lb4.200 kg N/A 11.000 lb5.000 kg N/A 15.400 lb7.000 kg N/A 16.940 lb7.700 kg N/A 24.200 lb11.000 kg