The Stud,shouldered, cataloged under National Stock Number 5307-00-788-1371, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Portland Valve Llc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-788-1371 |
| Primary Part Number | 030-0028-71 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.625 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 1.125 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.625 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.969 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.625 INCHES NOMINAL IN |
| Nut End Shank Length | 0.437 INCHES NOMINAL IN |
| Stud End Shank Length | 0.281 INCHES NOMINAL IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 11 NUT THREAD |
| Material | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 |
| Shoulder Length | 0.344 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
|---|---|
| 0232FPC8 | Portland Valve Llc (USA) |
| 030-0028-71 PRIMARY | Portland Valve Llc (USA) |
NSN 5307-00-788-1371 is a Stud,shouldered, manufactured by Portland Valve Llc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-788-1371 has 2 manufacturer part numbers on file: 0232FPC8 (Portland Valve Llc), 030-0028-71 (Portland Valve Llc).
Key specifications for 030-0028-71: Nut End Shank Diameter: 0.625 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL STUD THREAD IN; Thread Length: 1.125 INCHES NOMINAL NUT THREAD IN; Style Designator: SHOULDERED. 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.