The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-902-1142, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-902-1142 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Thread Length | 0.130 INCHES MINIMUM STUD THREAD IN |
| Thread Length | 0.210 INCHES MINIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | ASTM A108,GR 1018 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.164 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.170 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut End Shank Length | 0.500 INCHES NOMINAL IN |
| Stud End Shank Length | 0.320 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Material | STEEL COMP 1018 |
| Distance Across Flats | 0.140 INCHES NOMINAL IN |
| Shoulder Length | 0.250 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD 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 |
|---|---|
| 494713-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-00-902-1142 is a Stud,shouldered and Stepped, classified under FSC 5307, Studs. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5840-01-027-7218. Verify interchangeability with system specifications before substitution.
Key specifications for 5307-00-902-1142: Thread Length: 0.130 INCHES MINIMUM STUD THREAD IN; Thread Length: 0.210 INCHES MINIMUM NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED; Material Document and Classification: ASTM A108,GR 1018 ASSN STD SINGLE MATERIAL RESPONSE. 18 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.