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- Class 4 Avoirdupois Screw Knob
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- Class 4 Avoirdupois Screw Knob
Class 4 Avoirdupois Screw Knob
Product Description
Screw-knob weights are Type II design with sealing cavity for adjusting material. ASTM classes 0-4 have a polished finish. Applications include calibrating Class I and II balances.
Class 1-4 Avoirdupois weights are available in multiple capacities ranging from .005 lb to 50 lb.
| WEIGHT | PART # |
| 50lb | 12438 |
| 30lb | 12437 |
| 25lb | 12436 |
| 20lb | 12435 |
| 10lb | 12434 |
| 5lb | 12433 |
| 4lb | 12432 |
| 3lb | 12431 |
| 2lb | 12430 |
| 1lb | 12429 |
| 8oz | 12428 |
| 0.5lb | 12419 |
| 0.3lb | 118521 |
| 0.2lb | 12418 |
| 0.1lb | 12417 |
| 0.05lb | 12413 |
| 0.03lb | 118517 |
| 0.02lb | 12408 |
| 0.01lb | 12406 |
| 0.005lb | 12400 |
| 0.003lb | 118513 |
| 4oz | 12427 |
| 2oz | 12426 |
| 1oz | 12425 |
| 1/2oz | 12424 |
| 1/4oz | 12423 |
| 1/8oz | 12422 |
| 1/16oz | 12421 |
