The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-593-5271, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Tri Tool Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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) |
| Manufacturers | Tri Tool Inc (CAGE 53573) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-593-5271 |
| Primary Part Number | 33-0039 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Tri Tool Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 33-0039 PRIMARY | Tri Tool Inc (USA) |
NSN 5305-01-593-5271 is a Screw,cap,socket Head, manufactured by Tri Tool Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-593-5271 has 1 manufacturer part number on file: 33-0039 (Tri Tool Inc).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-623-4016. 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.