The Screw,machine, cataloged under National Stock Number 5305-01-006-6843, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-006-6843 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 0.239 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-B-626,1/2 HARD FED SPEC ALL MATERIAL RESPONSES |
| Thread Length | 0.187 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Screw Material | COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OR COPPER ALLOY 360 OR COPPER ALLOY 377 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 80 |
| Thread Series Designator | UNEF |
| 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 |
|---|---|
| 1255B13 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-006-6843 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-006-6843: Fastener Length: 0.239 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-B-626,1/2 HARD FED SPEC ALL MATERIAL RESPONSES; Thread Length: 0.187 INCHES NOMINAL IN; Nominal Thread Diameter: 0.060 INCHES IN. 9 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.