The Insert,self-Locking, cataloged under National Stock Number 5340-01-121-6408, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Insert,self-Locking |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-121-6408 |
| Item Name | Insert,self-Locking |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 111113-1119 | 3/2 Design control — primary reference U.S. Government activity |
| 283044-0001 PC 12 | 5/9 Secondary reference U.S. Government activity |
| 280904-0001 ITEM 12 | 5/9 Secondary reference U.S. Government activity |
| 280905-0001 ITEM 12 | 5/9 Secondary reference U.S. Government activity |
| 280904-0001 | D/9 Drawing number reference only U.S. Government activity |
NSN 5340-01-121-6408 is a Insert,self-Locking, classified under FSC 5340, Hardware, Commercial. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-121-7535, 5340-01-121-9819, 4820-01-121-9820. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.