The Screw,machine, cataloged under National Stock Number 5305-00-474-1289, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-474-1289 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Fastener Length | 0.280 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.260 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.109 INCHES NOMINAL IN |
| Screw Material | COPPER ALLOY |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 72 |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 28002149 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-474-1289 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-474-1289: Head Height: 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Fastener Length: 0.280 INCHES MINIMUM AND 0.284 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.260 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN. 12 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.
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.