The Stud,shouldered, cataloged under National Stock Number 5307-01-137-7830, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 23 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 | 5307-01-137-7830 |
| Primary Part Number | 65A81-C214-01 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 0.438 INCHES NOMINAL IN |
| Thread Length | 1.125 INCHES MINIMUM NUT THREAD IN |
| Thread Length | 0.500 INCHES MINIMUM STUD THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.438 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.438 INCHES STUD THREAD IN |
| Stud End Shank Diameter | 0.438 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut End Shank Length | 0.375 INCHES MAXIMUM IN |
| Stud End Shank Length | 0.125 INCHES MAXIMUM IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 20 NUT THREAD |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Material | STEEL COMP 303 |
| Distance Across Flats | 0.500 INCHES NOMINAL IN |
| Shoulder Length | 0.125 INCHES NOMINAL 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 |
|---|---|
| 65A81-C214-01 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5307-01-137-7830 is a Stud,shouldered, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-137-7830 has 1 manufacturer part number on file: 65A81-C214-01 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 65A81-C214-01: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 0.438 INCHES NOMINAL IN; Thread Length: 1.125 INCHES MINIMUM NUT THREAD IN; Thread Length: 0.500 INCHES MINIMUM STUD THREAD IN. 23 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.