The Stud,welding, cataloged under National Stock Number 5307-01-267-6221, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-267-6221 |
| Item Name | Stud,welding |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Thread Length | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | WELDING |
| Material Document and Classification | QQ-S-763 CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE |
| Length Excluding Fluxed Welding Tip | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Specification/standard Data | 80205-NAS1381 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP 304L |
| Thread Series Designator | UNF 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 |
|---|---|
| NAS1381C4E16 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-267-6221 is a Stud,welding, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-267-6221: Thread Length: 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM NUT THREAD IN; Style Designator: WELDING; Material Document and Classification: QQ-S-763 CLASS 304L FED SPEC SINGLE MATERIAL RESPONSE; Length Excluding Fluxed Welding Tip: 0.970 INCHES MINIMUM AND 1.030 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.