The Stud,welding, cataloged under National Stock Number 5307-01-256-0449, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-256-0449 |
| Item Name | Stud,welding |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Thread Length | 1.282 INCHES MINIMUM AND 1.406 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Style Designator | WELDING |
| Unthreaded End Diameter | 0.443 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Length Excluding Fluxed Welding Tip | 1.844 INCHES MINIMUM AND 1.906 INCHES MAXIMUM IN |
| Unthreaded End Length | 0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.500 INCHES NUT THREAD IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 STYLE |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 13 NUT THREAD |
| Material | STEEL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| 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 |
|---|---|
| M24149/1-374 | 2/2 Government specification standardization U.S. Government activity |
| 7020-92 ITEM 3 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| MIL-S-24149/1 | 4/1 Identification reference U.S. Government activity |
| 607-5588173 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 607-5588173 ITEM 3 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5307-01-256-0449 is a Stud,welding, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-256-0449: Thread Length: 1.282 INCHES MINIMUM AND 1.406 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN; Style Designator: WELDING; Unthreaded End Diameter: 0.443 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN; Length Excluding Fluxed Welding Tip: 1.844 INCHES MINIMUM AND 1.906 INCHES MAXIMUM IN. 12 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.