The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-448-4776, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-448-4776 |
| Primary Part Number | 8066-286 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Thread Length | 0.625 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 0.490 INCHES MAXIMUM NUT THREAD IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP 8630 |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF 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 |
|---|---|
| 8066-286 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8066-286 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 5307-00-448-4776 is a Stud,shouldered and Stepped, manufactured by Goodrich Corporation, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-448-4776 has 1 manufacturer part number on file: 8066-286 (Goodrich Corporation).
Key specifications for 8066-286: Thread Length: 0.625 INCHES MAXIMUM STUD THREAD IN; Thread Length: 0.490 INCHES MAXIMUM NUT THREAD IN; Hardness Rating: 27.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM; Material Document and Classification: MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE. 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.