The Stud,welding, cataloged under National Stock Number 5307-01-512-5642, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-512-5642 |
| Primary Part Number | 7326351-2 |
| Item Name | Stud,welding |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES MINIMUM AND 0.812 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | WELDING |
| Unthreaded End Diameter | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B446 ASSN STD SINGLE MATERIAL RESPONSE |
| Length Excluding Fluxed Welding Tip | 1.138 INCHES MINIMUM AND 1.168 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES NUT THREAD IN |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Material | NICKEL ALLOY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 7326351-2 PRIMARY | Naval Sea Systems Command (USA) |
| 7326351-2 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 6390650 FIND 033 | Naval Sea Systems Command (USA) |
NSN 5307-01-512-5642 is a Stud,welding, manufactured by Naval Sea Systems Command, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-512-5642 has 3 manufacturer part numbers on file: 7326351-2 (Naval Sea Systems Command), 7326351-2 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 6390650 FIND 033 (Naval Sea Systems Command).
Key specifications for 7326351-2: Thread Length: 0.750 INCHES MINIMUM AND 0.812 INCHES MAXIMUM NUT THREAD IN; Style Designator: WELDING; Unthreaded End Diameter: 0.375 INCHES NOMINAL IN; Material Document and Classification: ASTM B446 ASSN STD SINGLE MATERIAL RESPONSE. 11 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.