A - C
- Allied Locke
- Alligator Belt Lacing
- American Metric
- Apache Belting
- Bando Corporation
- Baldor
- Belt Corporation of America
- Beltservice/Beltwall
- Bishop Wisecarver
- Bodine Electric
- Brecoflex
- Brewer Tensioners
- Brewton Iron
- Cambridge Metal Belt
- Carlisle Power Transmission
- Carter Bearings
- Chantland Pulleys
D - G
- Dalton Gear
- Dayton Superior
- Diequa
- Dings Brakes
- Dodge (Baldor)
- Dri-Dek Matting
- Duff Norton
- Eagle Belting
- Eaton Airflex
- Efson
- Electra-Gear
- Electroid
- Electron
- Fabreeka
- Federal Hose
- Fenner Drives
- Flender
- Flexco Fasteners
- Flexible Metal Hose
- Foote-Jones
- Goodyear
- Grove Gear
H - L
- Hitachi-Maxco Chain
- HKK Chain
- Hub City
- IKO Bearings and Linear Motion Products
- Ilene Gaskets
- INA Bearings
- Intra-Lox Belting
- Interroll
- IPTCI Bearings
- Jason
- Jeffrey Chain
- Kaydon Bearings
- Keystone Wire Belt
- Lee Controls
- Leeson Motors
- Linn Gear
- Lovejoy
M - P
- Machine Guard & Cover Co
- Martin
- Maska
- Maurey Sheaves
- Mectrol
- Mitrpak Reducers
- Moline Bearings
- Moline Chain
- Mulhern Belting
- Murray Equipment
- Neugart Servo-Gearhead
- Nolu Plastics
- NSW Belting
- Omni Metalcraft Conveyors
- Pacific Bearing
- PART Server (various manufacturers)
- PCI
- Precision Pulley
- Price Rubber & Belting
Q - S
- QA1 Bearings
- Ralphs-Pugh
- Reliance Electric (Baldor)
- Rockford Ball Screws
- Rollon
- Royersford Foundry & Machine
- Ruland Collars
- Scandura Belting
- Solidur Plastics
- Solus
- Speed Selector V/S Pulleys
- Stafford Collars & Couplings
- Stober
- Sumitomo
- Superior Gearbox
- Systems Components Couplings
T - Z
- Tapco Buckets
- Thermoid Hose
- Thomas Screw Conveyors
- Torque Transmission
- Trico Belting
- U.S. Tsubaki
- Union Gear/Tracey Gear
- Universal Hose
- Valu-Guide
- Vanzeeland
- Watt Drive
- Webster Chain
- Weg
- Whitney Chain
- Yost Spring
- ZVL-ZKL Bearings