The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-614-1925, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-614-1925 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 0.50 INCHES NOMINAL IN |
| Material Document and Classification | PER ASTM-A-193 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 500025-02LH-2ITEM11 | 5/9 Secondary reference Tri-Tec Manufacturing, Llc |
| 500025-02LH-2ITEM11 | 5/2 Secondary reference U.S. Government activity |
| 400134 | 3/2 Design control — primary reference U.S. Government activity |
| 400134 | 3/9 Design control — primary reference Tri-Tec Manufacturing, Llc |
NSN 5305-01-614-1925 is a Screw,cap,hexagon Head, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6665-01-679-1545. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-01-614-1925: Fastener Length: 0.50 INCHES NOMINAL IN; Material Document and Classification: PER ASTM-A-193 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.164 INCHES IN; Head Style: HEXAGON. 8 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.