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Power Transmission Distributors Association is...

comprised of companies that distribute and manufacture the components that keep your world running smoothly.

Loyalty Circle

The PTDA Foundation continues to pursue its mission to champion education and research initiatives relevant to the power transmission/motion control (PT/MC) industry that enhance the knowledge, professionalism and productivity of industry stakeholders. The companies below have been with the PTDA Foundation every step of the way by making a financial contribution each and every year for at least the past 15 years. Our thanks to their loyalty and dedication to the PTDA Foundation and its mission.











ABB Motors and Mechanical Inc.
Altra Industrial Motion
B & D Industrial
Bando USA, Inc.
BDI Americas (USA & Canada)
Bearing Service Inc.
Brewer Machine & Gear Co.
Climax Metal Products Company
Daemar, Inc.
Daido Corporation of America
Diamond Chain Company
Gates Corporation
Alan M. Haveson
IBT Industrial Solutions
Kaman Industrial Technologies Corporation
Koyo Bearings North America, LLC
Midpoint Bearing
Motion Industries Inc. (U.S. and Canada)
Nexen Group Inc.
RBI Bearing Inc.
Regal Power Transmission Solutions
Rexnord Industries, LLC
The Rowland Company
SENQCIA MAXCO LTD.
SKF USA, Inc.
Stafford Manufacturing Corp.
Timken Drives LLC
Transmission Supplies Ltd.
Transply, Inc.
U.S. Tsubaki Power Transmission LLC (UST)
Webster Industries, Inc.