At The Donald E. Harman Company, we know manufacturing equipment. For five decades, we have provided the products, value engineering and support to get your equipment back up and running - fast. With our large inventory centrally located in the Dallas area, we provide high-quality components to manufacturers in a wide variety of industries.

Some of The Industries We Serve:

Products We Supply:

•  rotating unions
•  pneumatic friction clutches and brakes
•  disc brakes and pneumatic controls
•  mag particle clutches and brakes
•  metal disc couplings
•  fluid couplings
•  overrunning clutches