The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-494-3075, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-494-3075 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643, COND H1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| S1E10203-ITEM 27 | 5/2 Secondary reference U.S. Government activity |
| V2D11683-10A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-494-3075 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-629-3911. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-01-494-3075: Fastener Length: 1.250 INCHES NOMINAL IN; Material Document and Classification: AMS 5643, COND H1025 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.500 INCHES IN; Thread Quantity Per Inch: 20. 6 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.