The Screw,machine, cataloged under National Stock Number 5305-00-985-0794, 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14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-985-0794 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Screw Surface Treatment | TIN |
| Fastener Length | 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.385 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Screw Material | COPPER ALLOY 360 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment Document and Classification | MIL-T-10727,TY 1 MIL 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 |
|---|---|
| 0N124125 | 3/2 Design control — primary reference U.S. Government activity |
| 0N097127 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-00-985-0794 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-985-0794: Head Height: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Screw Surface Treatment: TIN; Fastener Length: 0.435 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-B-626,1/2 H FED SPEC 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.