The Stud,stepped, cataloged under National Stock Number 5307-01-475-9552, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5307-01-475-9552 |
| Item Name | Stud,stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Shank Diameter | 0.223 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS2400-1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.600 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.656 INCHES MINIMUM AND 0.736 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | STEPPED |
| Material Document and Classification | MS6382 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP 4140 |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF NUT THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| STD3020 | D/9 Drawing number reference only U.S. Government activity |
| STD3020B2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-475-9552 is a Stud,stepped, classified under FSC 5307, Studs. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5307-01-475-9642. Verify interchangeability with system specifications before substitution.
Key specifications for 5307-01-475-9552: Shank Diameter: 0.223 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS2400-1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.600 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.656 INCHES MINIMUM AND 0.736 INCHES MAXIMUM NUT THREAD IN. 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.
NSN 5307-01-475-9552 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.