The Screw,assembled Washer, cataloged under National Stock Number 5305-01-199-1320, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-199-1320 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Thread Length | 0.700 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Primary Washer Style | FLAT EXTERNAL TEETH |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | NICKEL PRIMARY WASHER |
| Surface Treatment | PASSIVATE FASTENER |
| Internal Drive Style | CROSS RECESS TYPE IA |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING FASTENER |
| Material | COPPER ALLOY PRIMARY WASHER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Washer Quantity | 1 |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM 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 |
|---|---|
| 4-40X3-4SSPHWLW | 3/9 Design control — primary reference Allied Products Corp Pheoll Mfg Co Div |
| 2200-0115 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5305-01-199-1320 is a Screw,assembled Washer, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-199-1320: Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.700 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.112 INCHES IN. 17 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.