The Screw Assembly,panel, cataloged under National Stock Number 5305-01-345-6553, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-345-6553 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.312 INCHES NOMINAL IN |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.031 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN |
| Thread Length | 0.156 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Color | BLACK FASTENER |
| Color | BLACK HEAD |
| Surface Treatment | OXIDE FASTENER |
| Surface Treatment | PASSIVATE SPRING |
| Surface Treatment | OXIDE HEAD |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 30 |
| 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 | 0.406 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 |
|---|---|
| 47-10-101-50 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-345-6553 is a Screw Assembly,panel, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-345-6553: Head Height: 0.312 INCHES NOMINAL IN; Fastener Length: 0.188 INCHES NOMINAL IN; Material Accommodated Thickness: 0.031 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN; Thread Length: 0.156 INCHES NOMINAL IN. 21 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.