| Part Number | Description | Full Catalog |
| N1032NLSZ | 10-32 Nylon Insert Lock Nut Steel Zinc | |
| N1213NLSZ | 1/2-13 Nylon Insert Lock Nut Steel Zinc | |
| N1420NLSS | 1/4-20 Nylon Insert Lock Nut Stainless Steel | |
| N1420NLSZ | 1/4-20 Nylon Insert Lock Nut Steel/Zinc | |
| N2520NLBP | 1/4-20 Nylon Insert Lock Nut Brass/Plain | |
| N3816NLSZ | 3/8-16 Nylon Insert Lock Nut Steel Zinc | |
| N5618NLSZ | 5/16-18 Nylon Insert Lock Nut Steel Zinc | |
| N5811NLTSZ | 5/8-11 Nylon Insert Lock Nut Thin Pattern Steel/Zinc | |
| N632NLSZ | 6-32 Nylon Insert Lock Nut Steel Zinc | |