The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-154-6813, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-154-6813 |
| Primary Part Number | J158P156A |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| Thread Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.760 INCHES MINIMUM AND 0.800 INCHES MAXIMUM NUT THREAD A IN |
| Material Document and Classification | MIL-S-8879 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Stud End Shank Diameter | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Nut End Shank Length | 0.065 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Stud End Shank Length | 0.320 INCHES MINIMUM AND 0.344 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 |
| Material | STEEL |
| Shoulder Length | 0.060 INCHES MINIMUM AND 0.070 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 |
| Part Number | Manufacturer |
|---|---|
| J158P156A PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 5307PL1263761 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5307-01-154-6813 is a Stud,shouldered and Stepped, manufactured by General Electric Company, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-154-6813 has 1 manufacturer part number on file: J158P156A (General Electric Company).
Key specifications for J158P156A: Nut End Shank Diameter: 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN; Thread Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.760 INCHES MINIMUM AND 0.800 INCHES MAXIMUM NUT THREAD A IN; Material Document and Classification: MIL-S-8879 MIL SPEC SINGLE MATERIAL RESPONSE. 20 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.