The Screw,assembled Washer, cataloged under National Stock Number 5305-01-554-8258, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Arquus. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-554-8258 |
| Primary Part Number | 5010284205 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Arquus |
| Status | ACTIVE |
| Fastener Length | 45.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 45.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | M |
| 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 |
|---|---|
| 5010284205 | Arquus (FRA) |
| Reference | Meaning |
|---|---|
| 66AM15 | 5/9 Secondary reference U.S. Government activity |
| 20705974 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-554-8258 is a Screw,assembled Washer, manufactured by Arquus, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-554-8258 has 1 manufacturer part number on file: 5010284205 (Arquus).
Key specifications for 5010284205: Fastener Length: 45.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.5; Thread Length: 45.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 10.0 MILLIMETERS MM. 7 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.