The Stud,shouldered, cataloged under National Stock Number 5307-00-830-0871, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Sundstrand Corp. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-830-0871 |
| Primary Part Number | 920B503-1 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Sundstrand Corp |
| Status | ACTIVE |
| Thread Length | 0.438 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.344 INCHES MINIMUM STUD THREAD IN |
| Material Document and Classification | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.250 INCHES NOMINAL 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 1137 |
| Shoulder Length | 0.159 INCHES MINIMUM AND 0.339 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 920B503-1 PRIMARY | Sundstrand Corp (USA) |
| Reference | Meaning |
|---|---|
| 920B503-1 | 5/9 Secondary reference Westinghouse Electric Corp |
NSN 5307-00-830-0871 is a Stud,shouldered, manufactured by Sundstrand Corp, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-830-0871 has 1 manufacturer part number on file: 920B503-1 (Sundstrand Corp).
Key specifications for 920B503-1: Thread Length: 0.438 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.344 INCHES MINIMUM STUD THREAD IN; Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 1.335 INCHES NOMINAL IN. 15 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.