The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-052-9111, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. Government technical data includes 13 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 | 5305-01-052-9111 |
| Primary Part Number | 11579052 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Width Across Flats | 0.156 INCHES NOMINAL IN |
| Head Height | 0.161 INCHES NOMINAL IN |
| Fastener Length | 0.089 INCHES NOMINAL IN |
| Thread Length | 0.153 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.480 INCHES MINIMUM AND 0.531 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 |
| Part Number | Manufacturer |
|---|---|
| 11579052 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
NSN 5305-01-052-9111 is a Screw,cap,socket Head, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-052-9111 has 1 manufacturer part number on file: 11579052 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
Key specifications for 11579052: Width Across Flats: 0.156 INCHES NOMINAL IN; Head Height: 0.161 INCHES NOMINAL IN; Fastener Length: 0.089 INCHES NOMINAL IN; Thread Length: 0.153 INCHES NOMINAL IN. 13 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.