The Screw,machine, cataloged under National Stock Number 5305-01-287-0261, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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,machine |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Eaton Corporation (CAGE 36KU7); Eci Defense Group, Inc. (CAGE 4BJ65) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-287-0261 |
| Primary Part Number | 2819-0038-1 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Eaton Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2819-0038-1 PRIMARY | Eaton Corporation (USA) |
| 2819-0038-1 | Eci Defense Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2819-0038-1 | 5/9 Secondary reference Carleton Technologies Inc Div Tampa Facility |
| 2819-0038-1 | 3/9 Design control — primary reference Mission Systems Orchard Park Inc |
NSN 5305-01-287-0261 is a Screw,machine, manufactured by Eaton Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-287-0261 has 2 manufacturer part numbers on file: 2819-0038-1 (Eaton Corporation), 2819-0038-1 (Eci Defense Group, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-312-3993. 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.