The Screw Assembly,panel, cataloged under National Stock Number 5305-01-419-8364, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-419-8364 |
| Primary Part Number | 585R981H08 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 0.787 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.625 INCHES NOMINAL IN |
| Thread Length | 0.600 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER |
| Material Document and Classification | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Material Document and Classification | FF-W-84 FED STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 175000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 302 SPRING |
| Material | STEEL CORROSION RESISTING FASTENER |
| Material | STEEL CORROSION RESISTING STAND-OFF |
| Material | STEEL CORROSION RESISTING PRIMARY WASHER |
| Material | STEEL COMP 301 OR STEEL COMP 302 SECONDARY WASHER |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 585R981H08 | Huck International, Inc (USA) |
| 585R981H08 | Fastener Technology Corp (USA) |
| 585R981H08 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 585R981H08 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-419-8364 is a Screw Assembly,panel, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-419-8364 has 3 manufacturer part numbers on file: 585R981H08 (Huck International, Inc), 585R981H08 (Fastener Technology Corp), 585R981H08 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for 585R981H08: Head Height: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 0.787 INCHES NOMINAL IN; Material Accommodated Thickness: 0.625 INCHES NOMINAL IN; Thread Length: 0.600 INCHES NOMINAL IN. 23 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.