| 511 | Bellows | Company Product |
| 512 | Bellows Cover With Stainless Steel Clad | Company Product |
| 513 | Bellows Sealed Valves | Company Product |
| 514 | Bellows Seals | Company Product |
| 515 | Bells | Company Product |
| 516 | Below-The-Hook Lifting Devices | Company Product |
| 517 | Belt Clamp | Company Product |
| 518 | Belt Conveyor | Company Product |
| 519 | Belt Conveyor System | Company Product |
| 520 | Belt Conveyors | Company Product |
| 521 | Belt Drive Air Compressors | Company Product |
| 522 | Belt Drive Compressors | Company Product |
| 523 | Belt Drive Mixers | Company Product |
| 524 | Belt Flatteners | Company Product |
| 525 | Belt Grinders | Company Product |
| 526 | Belt Loaders | Company Product |
| 527 | Belt Manufacturing Machines | Company Product |
| 528 | Belt Sander Machines | Company Product |
| 529 | Belt Sanders | Company Product |
| 530 | Belt Sanding Rolls | Company Product |
| 531 | Belt Scales | Company Product |
| 532 | Belt Strap Wrench | Company Product |
| 533 | Belt Tension Tester | Company Product |
| 534 | Belt Tensioner | Company Product |
| 535 | Belt Tensioners | Company Product |
| 536 | Belt Wrench | Company Product |
| 537 | Belt-Type Vacuum Packing Machine | Company Product |
| 538 | Belting | Company Product |
| 539 | Belting Agents & Distributors | Company Product |
| 540 | Bench | Company Product |