The Screw,machine, cataloged under National Stock Number 5305-01-342-5174, 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15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-342-5174 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Thread Length | 0.387 INCHES MINIMUM AND 0.500 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 0.312 INCHES MAXIMUM IN |
| Screw Material | COPPER ALLOY 268 OR COPPER ALLOY 260 OR COPPER ALLOY 230 OR COPPER ALLOY 377 OR COPPER ALLOY 360 OR COPPER ALLOY 353 OR COPPER ALLOY 270 OR COPPER ALLOY 274 OR COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 757 OR COPPER ALLOY 764 OR COPPER ALLOY 770 OR COPPER ALLOY 240 OR COPPER ALLOY 342 |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| MS51849-74C | 2/2 Government specification standardization U.S. Government activity |
| FF-S-92 | 4/1 Identification reference U.S. Government activity |
| 5305013425174 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5305-01-342-5174 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-342-5174: Head Height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Thread Length: 0.387 INCHES MINIMUM AND 0.500 INCHES MAXIMUM 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.