The Setscrew, cataloged under National Stock Number 5305-01-024-1247, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-024-1247 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Point Diameter | 0.300 INCHES NOMINAL IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Point Length | 0.500 INCHES NOMINAL IN |
| Fastener Length | 4.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | CVA5-2,FSCM 80378 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 4.000 INCHES NOMINAL IN |
| Hole Configuration Style | HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Width Between Flats | 0.750 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 3A A |
| Material | STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.070 INCHES NOMINAL 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 |
|---|---|
| 220-29425-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-024-1247 is a Setscrew, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-024-1247: Point Diameter: 0.300 INCHES NOMINAL IN; Head Height: 0.375 INCHES NOMINAL IN; Point Length: 0.500 INCHES NOMINAL IN; Fastener Length: 4.500 INCHES NOMINAL IN. 22 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.