The Stud,welding, cataloged under National Stock Number 5307-01-725-9681, 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12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5307-01-725-9681 |
| Item Name | Stud,welding |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Body Diameter | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Thread Length | 0.562 INCHES MINIMUM NUT THREAD IN |
| Style Designator | WELDING |
| Length Excluding Fluxed Welding Tip | 1.594 INCHES MINIMUM AND 1.656 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.3750 INCHES NUT THREAD IN |
| Specification/standard Data | 81349-MIL-S-24149/1D GOVERNMENT SPECIFICATION |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2B NUT THREAD |
| Thread Quantity Per Inch | 16 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 |
|---|---|
| 186-7106042-21 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 218006284 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| H413-9814-21 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 7106042 | D/9 Drawing number reference only Naval Sea Systems Command |
| M24149/1-732Z | 2/2 Government specification standardization U.S. Government activity |
NSN 5307-01-725-9681 is a Stud,welding, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-725-9681: Body Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN; Thread Length: 0.562 INCHES MINIMUM NUT THREAD IN; Style Designator: WELDING; Length Excluding Fluxed Welding Tip: 1.594 INCHES MINIMUM AND 1.656 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.