| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | #10-24 | no. 10 - 24 hex center lock nut all metal ifi gr a znyelwa | 3778 |
| Fastenal | MN | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | #10-32 | reverse lock nut | 144755 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 1/4-20 | hex center lock nut all metal ifi gr a znyelwa | 12831 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 1/4-20 | hex center lock nut all metal ifi gr a znclrwa | 5621 |
| Aztech | IL | Nuts | Lock (Two Way Reversible) | Grade A | Cadmium | 1/4-20 | fin hex center lock gr a cad | 615 |
| IPC | VA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 1/4-20 | nut center lock gr. a | 5096 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 1/4-28 | hex center lock nut all metal ifi gr a znclrwa | 5080 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 5/16-18 | hex center lock nut all metal ifi gr a znyelwa | 282364 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 5/16-24 | hex center lock nut all metal ifi gr a znyelwa | 3752 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 3/8-16 | hex center lock nut all metal ifi gr a znyelwa | 2761 |
| Aztech | IL | Nuts | Lock (Two Way Reversible) | Grade A | Cad/Yellow | 3/8-16 | fin hex center lock .0002 cad wax | 2,234 |
| ASFCORP | MI | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/8-16 | gr a jam hgth center lock nut | 1,580 |
| Aztech | IL | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/8-24 | fin hex center lock gr a .0002 zn/y/uv | 12,390 |
| Fastenal | MN | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/8-24 | reverse lock nut | 66700 |
| Fastenal | MN | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/8-24 | reverse lock nut | 109174 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 7/16-14 | hex center lock nut all metal ifi gr a znyelwa | 2445 |
| Aztech | IL | Nuts | Lock (Two Way Reversible) | Grade A | Phosphate | 7/16-20 | fin hex center lock gr a 72 hr phos/oi | 3,046 |
| Aztech | IL | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 7/16-20 | fin hex center lock /w | 12,563 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 1/2-13 | hex center lock nut all metal ifi gr a znclrwa | 50 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 1/2-13 | hex center lock nut all metal ifi gr a znyelwa | 9 |
| WlmsFast | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 1/2-13 2 | way l/n zyc gr a- | 730 |
| Fastenal | MN | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 1/2-20 | reverse lock nut | 76250 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc/Yellow | 5/8-11 | hex center lock nut all metal ifi gr a znyelwa | 2693 |
| ASFCORP | MI | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 5/8-11 | gr a bulk full hgth center lock nut | 735 |
| IPC | VA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 5/8-11 | fin jam nut center lock gr. a | 220 |
| Fastenal | MN | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 5/8-18 | reverse lock nut | 24634 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/4-10 | hex center lock nut all metal ifi gr a znclrwa | 415 |
| Trinity | IA | Nuts | Lock (Two Way Reversible) | Grade A | Plain | 3/4-10 | hex center lock nut all metal ifi gr a wa | 250 |
| ASFCORP | MI | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/4-10 | gr a full hgth center lock nut | 490 |
| ASFCORP | MI | Nuts | Lock (Two Way Reversible) | Grade A | Zinc | 3/4-10 | gr a bulk jam hgth center lock nut | 500 |