THE HORSBURGH & SCOTT CO

Metal Heat Treating

This includes establishments primarily engaged in heat treating, such as annealing, tempering, and brazing, and cryogenically treating metals and metal products for the trade.

Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing

This includes establishments primarily engaged in manufacturing gears, speed changers, and industrial high-speed drives (except hydrostatic).

Mechanical Power Transmission Equipment Manufacturing

This includes establishments primarily engaged in manufacturing mechanical power transmission equipment (except motor vehicle and aircraft), such as plain bearings, clutches (except motor vehicle and electromagnetic industrial control), couplings, joints, and drive chains.