The Screw,machine, cataloged under National Stock Number 5305-01-587-9174, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-587-9174 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.569 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS5731 OR AMS5732 OR AMS 5737 OR AMS5853 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.505 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | CROSS RECESS TYPE III |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS1802-3-9P | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-587-9174 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-587-9174: Head Height: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.569 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS5731 OR AMS5732 OR AMS 5737 OR AMS5853 ASSN STD SINGLE MATERIAL RESPONSE. 14 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.