The Screw,machine, cataloged under National Stock Number 5305-00-795-1122, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Stewart-Warner Corporation. Government technical data includes 13 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-795-1122 |
| Primary Part Number | 487120 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Stewart-Warner Corporation |
| Status | ACTIVE |
| Head Height | 0.234 INCHES NOMINAL IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 6.438 INCHES MINIMUM AND 6.562 INCHES MAXIMUM IN |
| Thread Length | 1.250 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| 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 |
NSN 5305-00-795-1122 is a Screw,machine, manufactured by Stewart-Warner Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-795-1122 has 2 manufacturer part numbers on file: 487120 (Stewart-Warner Corporation), 7951122 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-4498. Verify interchangeability with system specifications before substitution.
Key specifications for 487120: Head Height: 0.234 INCHES NOMINAL IN; Screw Surface Treatment: CADMIUM; Fastener Length: 6.438 INCHES MINIMUM AND 6.562 INCHES MAXIMUM IN; Thread Length: 1.250 INCHES MINIMUM IN. 13 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.