The Screw,machine, cataloged under National Stock Number 5305-01-470-4972, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-470-4972 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Screw Surface Treatment | OXIDE |
| Fastener Length | 0.406 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Thread Length | 0.296 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 96906-MS24693 REV. K GOVERNMENT STANDARD |
| Screw Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNF |
| Head Diameter | 0.477 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | FED-STD-66 FED STD ALL TREATMENT RESPONSES |
| 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 |
|---|---|
| MS24693-293B | 3/2 Design control — primary reference U.S. Government activity |
| MS24693-293B | 5/9 Secondary reference U.S. Government activity |
| MS24693 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-470-4972 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-470-4972: Screw Surface Treatment: OXIDE; Fastener Length: 0.406 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN; Thread Length: 0.296 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN. 15 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.