The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-640-9851, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-640-9851 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 845-4687555 ITEM NO 19L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 60-16-9622A | 5/1 Secondary reference U.S. Government activity |
| 0.375-16UNC-3AX1.250LG NICUL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 2642-992-01 ITEM NO 19 | 5/1 Secondary reference U.S. Government activity |
| 0.375-16UNC-3AX1.250LG NICU | 2/1 Government specification standardization U.S. Government activity |
| 845-4687555 ITEM NO 19 | 5/1 Secondary reference U.S. Government activity |
| 60-16-9622AL1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 2642-992-01 ITEM NO 19L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 5305-01-640-9851 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-671-2359. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.