Ameridrives Couplings

Gear Couplings, Mill Spindles, Universal Joints
Erie, PA
814-480-5000

Ameridrives Power Transmissions

Universal Joints, Drive Shafts, Mill Gear Couplings
Green Bay, WI
920-593-2444

Bibby Transmissions

Disc, Gear, Grid Couplings, Overload Clutches
Dewsbury, England
+44 (0) 1924 460801

Formsprag Clutch

Overrunning Clutches and Holdbacks
Warren, MI
586-758-5000

For application assistance:
1-800-927-3262

Wichita Clutch and Industrial Clutch

Pneumatic Clutches and Brakes - USA
Wichita Falls, TX
940-723-3400

Pneumatic and Oil Immersed Clutches and Brakes - USA
Waukesha, WI
262-547-3357

Pneumatic Clutches and Brakes - Europe
Bedford, England
+44 (0)1234 350311

Marland Clutch

Roller Ramp and Sprag Type Overrunning Clutches and Backstops
Burr Ridge, IL
630-455-1752

TB Wood’s

Belted Drives and Elastomeric Couplings
Chambersburg, PA
717-264-7161

For assistance:
1-888-829-6637
Press #5 – Customer Service
Press #7 – Mechanical Applications

General Purpose Disc Couplings
San Marcos, TX
512-353-4000

Twiflex Limited

Caliper Brakes and Thrusters
Twickenham, England
+44 (0) 20 8894 1161

Boston Gear

Enclosed and Open Gearing, Electrical and Mechanical P.T. Components
Charlotte, NC
704-688-7300
For customer service:
1-800-825-6544
For application assistance:
1-800-816-5608

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Additional Altra Industrial Motion Brands serving the Power Transmission industry:

Warner Electric
Electromagnetic Clutches and Brakes - USA
South Beloit, IL
815-389-3771
For customer service: 1-800-825-6544
For application assistance: 1-800-825-9050

Electromagnetic Clutches and Brakes - Europe
St Barthelemy d’Anjou, France
+33 (0)2 41 21 24 24
For sales office: +33 (0)2 41 21 24 76

Precision Electric Coils and Electromagnetic Clutches and Brakes - USA
Columbia City, IN
260-244-6183

Inertia Dynamics
Spring Set Brakes; Power On and Wrap Spring Clutch/Brakes
New Hartford, CT
860-379-1252
For customer service: 1-800-800-6445
For engineering fax: 1-860-379-1197

Warner Linear
Linear Actuators and Guideways - USA
Belvidere, IL
815-547-1106
For application assistance: 1-800-825-9050

Huco Dynatork
Precision Couplings and Air Motors
Hertford, England
+44 (0) 1992 501900
U.S. 800-825-6544

Matrix International
Electromagnetic Clutches and Brakes,
Pressure Operated Clutches and Brakes
Brechin, Scotland
+44 (0) 1356 602000
South Beloit, IL
815-389-3771

Nuttall Gear & Delroyd Worm Gear
Worm Gear and Helical Speed Reducers
Niagara Falls, NY
716-298-4100

Stieber Clutch
Overrunning Clutches
and Holdbacks
Heidelberg, Germany
+49 (0)6221 30 47 0

Altra Industrial Motion -
Asia Pacific and Africa
China 852 2615 9313
Taiwan 886 2 2577 8156
Singapore 65 6487 4464
Thailand 66 2 322 5527
Australia 612 9894 0133
S. Africa 27 11 918 4270