The Stud,shouldered, cataloged under National Stock Number 5307-01-415-2646, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Astronautics Corporation of America. Government technical data includes 18 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-415-2646 |
| Primary Part Number | 165857 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Thread Length | 0.255 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.280 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-S-764, COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.164 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Stud End Shank Diameter | 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut End Shank Length | 0.030 INCHES NOMINAL IN |
| Stud End Shank Length | 0.030 INCHES NOMINAL IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 32 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL COMP 303 |
| Distance Across Flats | 0.250 INCHES NOMINAL IN |
| Shoulder Length | 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 165857 PRIMARY | Astronautics Corporation of America (USA) |
NSN 5307-01-415-2646 is a Stud,shouldered, manufactured by Astronautics Corporation of America, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-415-2646 has 1 manufacturer part number on file: 165857 (Astronautics Corporation of America).
1 possible match (shared part number, not a government interchangeability claim): 5845-01-687-4876. Verify interchangeability with system specifications before substitution.
Key specifications for 165857: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN; Thread Length: 0.255 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.280 INCHES NOMINAL NUT THREAD IN. 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.