The Screw,machine, cataloged under National Stock Number 5305-01-044-0717, 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15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-044-0717 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.083 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Screw Surface Treatment | CHROMATE |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.125 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 1010 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC 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 |
|---|---|
| PM21645 | 3/2 Design control — primary reference U.S. Government activity |
| PM21645 | 5/9 Secondary reference Microwave Devices Inc |
| PM21645 | 5/9 Secondary reference Unison Industries Llc |
NSN 5305-01-044-0717 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-044-0717: Head Height: 0.083 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Screw Surface Treatment: CHROMATE; Fastener Length: 0.375 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE. 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.