The Stud,self-Locking, cataloged under National Stock Number 5307-01-423-0896, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-423-0896 |
| Item Name | Stud,self-Locking |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTMA380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.625 INCHES NOMINAL STUD THREAD IN |
| Style Designator | SELF-LOCKING |
| Material Document and Classification | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Head Length | 0.058 INCHES NOMINAL IN |
| Locking Feature | SELF-CLINCHING HEAD |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Material | STEEL COMP 303 OR STEEL COMP 303SE |
| Distance Across Flats | 0.250 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Head Diameter | 0.199 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 |
|---|---|
| M63540/3-14-10 | 2/2 Government specification standardization U.S. Government activity |
NSN 5307-01-423-0896 is a Stud,self-Locking, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-423-0896: Surface Treatment Document and Classification: ASTMA380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.625 INCHES NOMINAL STUD THREAD IN; Style Designator: SELF-LOCKING; Material Document and Classification: ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE. 15 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.