The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-374-1792, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Itt Cannon Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-374-1792 |
| Primary Part Number | 250-0039-056 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Itt Cannon Llc |
| Status | ACTIVE |
| Width Across Flats | 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN |
| Head Height | 0.109 INCHES NOMINAL IN |
| Fastener Length | 0.247 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A484, 300 SERIES ASSN STD ALL MATERIAL RESPONSES AND ASTM A582, 300 SERIES ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.175 INCHES MINIMUM AND 0.185 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 |
|---|---|
| 250-0039-056 PRIMARY | Itt Cannon Llc (USA) |
| Reference | Meaning |
|---|---|
| 717801207-002 | 7/2 Vendor item drawing reference Lockheed Martin Corporation |
NSN 5305-01-374-1792 is a Screw,cap,socket Head, manufactured by Itt Cannon Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-374-1792 has 1 manufacturer part number on file: 250-0039-056 (Itt Cannon Llc).
Key specifications for 250-0039-056: Width Across Flats: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN; Head Height: 0.109 INCHES NOMINAL IN; Fastener Length: 0.247 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.