The Stud,shouldered, cataloged under National Stock Number 5307-01-357-7831, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-357-7831 |
| Primary Part Number | 717512318-002 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Thread Length | 0.380 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.920 INCHES NOMINAL NUT THREAD IN |
| Material Document and Classification | AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 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 |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Thread Quantity Per Inch | 48 NUT THREAD |
| Material | STEEL CORROSION RESISTING |
| Distance Across Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Shoulder Length | 0.100 INCHES NOMINAL IN |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNS 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 |
|---|---|
| 717512318-002 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5307-01-357-7831 is a Stud,shouldered, manufactured by Lockheed Martin Corporation, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-357-7831 has 1 manufacturer part number on file: 717512318-002 (Lockheed Martin Corporation).
Key specifications for 717512318-002: Thread Length: 0.380 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.920 INCHES NOMINAL NUT THREAD IN; Material Document and Classification: AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 1.400 INCHES NOMINAL IN. 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.