The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-012-4592, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Budd Co the. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-012-4592 |
| Primary Part Number | 63304 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Budd Co the |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.938 INCHES NOMINAL IN |
| Thread Length | 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 1.560 INCHES MINIMUM AND 1.690 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Pitch Diameters | +0.9497 TO 0.9546 INCHES STUD THREAD IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 1.000 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.938 INCHES NUT THREAD IN |
| Shoulder Diameter | 1.350 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Stud End Shank Diameter | 1.020 INCHES NOMINAL IN |
| Surface Treatment | ZINC OR CADMIUM OVERALL |
| Nut End Shank Length | 0.310 INCHES NOMINAL IN |
| Stud End Shank Length | 0.125 INCHES NOMINAL IN |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 12 NUT THREAD |
| Thread Quantity Per Inch | 14 STUD THREAD |
| Distance Across Flats | 1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM IN |
| Shoulder Length | 0.250 INCHES NOMINAL IN |
| Thread Series Designator | UN NUT THREAD |
| Thread Series Designator | UNS 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 |
| Part Number | Manufacturer |
|---|---|
| 63304 PRIMARY | Budd Co the (USA) |
| Reference | Meaning |
|---|---|
| 18AX900 | 5/2 Secondary reference U.S. Government activity |
NSN 5307-01-012-4592 is a Stud,shouldered and Stepped, manufactured by Budd Co the, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-012-4592 has 1 manufacturer part number on file: 63304 (Budd Co the).
3 possible matches (shared part number, not a government interchangeability claim): 8120-01-197-5224, 6210-01-284-8690, 5120-01-708-6774. Verify interchangeability with system specifications before substitution.
Key specifications for 63304: Nut End Shank Diameter: 0.938 INCHES NOMINAL IN; Thread Length: 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM STUD THREAD IN; Thread Length: 1.560 INCHES MINIMUM AND 1.690 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED. 21 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.