The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-554-7985, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-554-7985 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Thread Length | 1.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 803-2177141-3XX-98 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-554-7985 is a Screw,cap,hexagon Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-554-7985: Fastener Length: 1.500 INCHES NOMINAL IN; Thread Length: 1.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.625 INCHES IN; Head Style: FLAT CHAMFER. 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.