The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-087-4324, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-087-4324 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Thread Length | 0.348 INCHES MINIMUM AND 0.358 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Stud End Shank Diameter | 0.252 INCHES NOMINAL IN |
| Stud End Shank Length | 0.935 INCHES MINIMUM AND 0.955 INCHES MAXIMUM IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Shoulder Length | 0.120 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 4046T43P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-087-4324 is a Stud,shouldered and Stepped, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-087-4324: Thread Length: 0.348 INCHES MINIMUM AND 0.358 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED; Overall Length: 2.100 INCHES MINIMUM AND 2.124 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND STUD THREAD. 16 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.