The Screwlock,male, cataloged under National Stock Number 5340-01-204-4523, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-204-4523 |
| Item Name | Screwlock,male |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| General Characteristics Item Description | CORROSION RESISTANT STEEL,PASSIVATED; OA LG 0.630 IN.; FIRST END THREADED 0.086-56 UNC-2A,THREAD LG 0.261 IN.,FIRST END O/A LG 0.298-0.318 IN.; SECOND END THREADS SAME AS FIRST; SECOND END TIP ROUNDED,THREADS START 0.091 IN. FROM END; ROUND FLANGE SEPARATING ENDS 0.125 IN. DIA A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1434-3 | 3/9 Design control — primary reference U.S. Government activity |
| 1434-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-204-4523 is a Screwlock,male, classified under FSC 5340, Hardware, Commercial. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5360-01-349-8804, 2940-01-432-3894, 5985-01-582-1390. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-204-4523: General Characteristics Item Description: CORROSION RESISTANT STEEL,PASSIVATED; OA LG 0.630 IN.; FIRST END THREADED 0.086-56 UNC-2A,THREAD LG 0.261 IN.,FIRST END O/A LG 0.298-0.318 IN.; SECOND END THREADS SAME AS FIRST; SECOND END TIP ROUNDED,THREADS START 0.091 IN. FROM END; ROUND FLANGE SEPARATING ENDS 0.125 IN. DIA A. 1 specification is documented in the U.S. Government catalog.
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.