The Screw,self-Drilling, cataloged under National Stock Number 5305-01-481-3290, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Guild Associates Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-481-3290 |
| Primary Part Number | 863-000574 |
| Item Name | Screw,self-Drilling |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Guild Associates Inc |
| Status | ACTIVE |
| Head Height | 0.240 INCHES NOMINAL0.240 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.216 INCHES0.216 INCHES IN |
| Head Style | HEXAGONHEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Point Style | SELF-DRILLINGSELF-DRILLING |
| Width Between Flats | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Internal Drive Style | W/O INTERNAL DRIVEW/O INTERNAL DRIVE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 91324A620 | Mcmaster-Carr Supply Co (USA) |
| 863-000574 PRIMARY | Guild Associates Inc (USA) |
NSN 5305-01-481-3290 is a Screw,self-Drilling, manufactured by Guild Associates Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-481-3290 has 2 manufacturer part numbers on file: 91324A620 (Mcmaster-Carr Supply Co), 863-000574 (Guild Associates Inc).
Key specifications for 863-000574: Head Height: 0.240 INCHES NOMINAL0.240 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.216 INCHES0.216 INCHES IN; Head Style: HEXAGONHEXAGON. 9 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.