The Screw,machine, cataloged under National Stock Number 5305-01-658-7250, 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 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-658-7250 |
| Primary Part Number | 709-8500410 ITEM 4-6 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Screw Material Document and Classification | FF-S-92, TY 1, STYLE 1S FED SPEC ALL MATERIAL RESPONSES |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Screw Material | NICKEL ALLOY AND COPPER ALLOY |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 0.190-24UNC-2AX1.500 NICU | Naval Sea Systems Command (USA) |
| 709-8500410 ITEM 4-6 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5305-01-658-7250 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-658-7250 has 2 manufacturer part numbers on file: 0.190-24UNC-2AX1.500 NICU (Naval Sea Systems Command), 709-8500410 ITEM 4-6 (Naval Sea Systems Command).
Key specifications for 709-8500410 ITEM 4-6: Fastener Length: 1.500 INCHES NOMINAL IN; Screw Material Document and Classification: FF-S-92, TY 1, STYLE 1S FED SPEC ALL MATERIAL RESPONSES; Nominal Thread Diameter: 0.1900 INCHES IN; Head Style: ROUND. 10 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.