The Screw Assembly,panel, cataloged under National Stock Number 5305-01-253-7125, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-253-7125 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.440 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Fastener Length | 0.570 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Material Accommodated Thickness | 0.091 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE SPRING |
| Surface Treatment | ALUMINUM HEAD |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING FASTENER |
| Material | ALUMINUM ALLOY HEAD |
| Material | STEEL CORROSION RESISTING SPRING |
| Material | ALUMINUM ALLOY STAND-OFF |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.500 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 |
|---|---|
| 47-62-301-10 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-253-7125 is a Screw Assembly,panel, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-253-7125: Head Height: 0.440 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Fastener Length: 0.570 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN; Material Accommodated Thickness: 0.091 INCHES MINIMUM IN; Nominal Thread Diameter: 0.164 INCHES IN. 18 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.