The Screw,assembled Washer, cataloged under National Stock Number 5305-01-666-5299, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenel Co. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-666-5299 |
| Primary Part Number | 0163182 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Company Dba Fastenel Co |
| Status | ACTIVE |
| Head Height | 2.8 MILLIMETERS MINIMUM AND 3.1 MILLIMETERS MAXIMUM MM |
| Fastener Length | 10.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.7 |
| Primary Washer Outside Diameter | 6.74 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Head Style | PAN |
| Primary Washer Style | SPLIT HELICAL RING |
| Primary Washer Material Thickness | 1.19 MILLIMETERS MINIMUM MM |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| Washer Quantity | 1 |
| Head Diameter | 7.6 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 0163182 PRIMARY | Fastenal Company Dba Fastenel Co (USA) |
NSN 5305-01-666-5299 is a Screw,assembled Washer, manufactured by Fastenal Company Dba Fastenel Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-666-5299 has 1 manufacturer part number on file: 0163182 (Fastenal Company Dba Fastenel Co).
Key specifications for 0163182: Head Height: 2.8 MILLIMETERS MINIMUM AND 3.1 MILLIMETERS MAXIMUM MM; Fastener Length: 10.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.7; Primary Washer Outside Diameter: 6.74 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM MM. 14 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.