The Screw,machine, cataloged under National Stock Number 5305-00-655-7453, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-00-655-7453 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.065 INCHES NOMINAL IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.328 INCHES NOMINAL IN |
| Screw Material Document and Classification | E51410-1 FSCM 99551 MFR REF 2ND MATERIAL RESPONSE |
| Thread Length | 0.180 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.188 INCHES NOMINAL IN |
| Screw Material | STEEL COMP 416 OR STEEL CORROSION RESISTING |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 48 |
| 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 |
| Reference | Meaning |
|---|---|
| 640996 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-655-7453 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2590-01-495-7560. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-00-655-7453: Head Height: 0.065 INCHES NOMINAL IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.328 INCHES NOMINAL IN; Screw Material Document and Classification: E51410-1 FSCM 99551 MFR REF 2ND MATERIAL RESPONSE. 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.