The Screw,machine, cataloged under National Stock Number 5305-00-271-3482, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-271-3482 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | CANCELLED |
| Head Height | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.439 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Screw Material | STEEL COMP 8740 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNF |
| Screw Surface Treatment Document and Classification | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5305002713482 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 5305-271-3482 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| MS9123-02 | 2/2 Government specification standardization U.S. Government activity |
| 5305-271-3482 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 401306 | 5/9 Secondary reference Renk America Llc Div Renk America |
| 5305002713482 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5305-00-271-3482 is a Screw,machine, classified under FSC 5305, Screws. Status: cancelled.
5 possible matches (shared part number, not a government interchangeability claim): 2910-00-654-8272, 7021-01-419-8140, 5920-01-495-3987. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-00-271-3482: Head Height: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5305-00-271-3482 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.