- Bearings, bushings, and blocks (5)
- Bearings, plain (1)
- Pillow blocks with plain bearings (2)
- Couplings, shaft: rigid, flexible, universal joint, etc. (7)
- Drives, chains, and sprockets (1)
- Chain, power transmission (2)
- Drives: belt, cable, or rope (1)
- Sprockets (power transmission equipment) (1)
