The Screw,drive, cataloged under National Stock Number 5305-01-191-7956, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-191-7956 |
| Item Name | Screw,drive |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.058 INCHES IN |
| Head Height | 0.026 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Fastener Length | 0.168 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN |
| Nonmachine Thread Style | DRIVE SCREW (TYPE U) |
| Head Style | PAN |
| Pilot Diameter | 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| Pilot Length | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 303CU OR STEEL COMP 302B OR STEEL COMP 303MA OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 303 PLUS X OR STEEL COMP 304L OR STEEL COMP 303SE OVERALL |
| Head Diameter | 0.090 INCHES MINIMUM AND 0.099 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 |
|---|---|
| N536P103 | 3/9 Design control — primary reference General Electric Co Materials Information Services |
NSN 5305-01-191-7956 is a Screw,drive, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-191-7956: Nonmachine Nominal Thread Diameter: 0.058 INCHES IN; Head Height: 0.026 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Fastener Length: 0.168 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN; Nonmachine Thread Style: DRIVE SCREW (TYPE U). 10 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.