The Stud,self-Locking, cataloged under National Stock Number 5307-01-504-2185, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-504-2185 |
| Item Name | Stud,self-Locking |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Thread Tolerance Class | 6G INTERNAL STUD THREAD G |
| Thread Pitch in Millimeters | 2.50 STUD THREAD |
| Style Designator | FLUSH HEAD |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 18.0 MILLIMETERS LOCATION NOT OTHERWISE SPECIFIED MM |
| Head Length | 2.5 MILLIMETERS NOMINAL MM |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1117 |
| Thread Series Designator | M STUD THREAD |
| Head Diameter | 12.3 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| RZA12289-12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-504-2185 is a Stud,self-Locking, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-504-2185: Thread Tolerance Class: 6G INTERNAL STUD THREAD G; Thread Pitch in Millimeters: 2.50 STUD THREAD; Style Designator: FLUSH HEAD; Overall Length: 18.6 MILLIMETERS MINIMUM AND 19.4 MILLIMETERS MAXIMUM MM. 10 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.