The Screw,machine, cataloged under National Stock Number 5305-01-487-1675, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-487-1675 |
| Primary Part Number | 6744235 ITEM 4 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Screw Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Locking Feature | STRIP |
| Screw Material | NICKEL ALLOY |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6744235 ITEM 4 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6744235-4 | 5/9 Secondary reference Naval Sea Systems Command |
| H5132404 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5305-01-487-1675 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-487-1675 has 1 manufacturer part number on file: 6744235 ITEM 4 (Naval Sea Systems Command).
Key specifications for 6744235 ITEM 4: Screw Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE; Nominal Thread Diameter: 1.000 INCHES IN; Head Style: FLAT CHAMFER; Thread Direction: RIGHT-HAND. 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.