The Stud,shouldered, cataloged under National Stock Number 5307-00-208-1669, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is American Beryllia Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-208-1669 |
| Primary Part Number | ME2734-1 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | American Beryllia Inc |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.563 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SHOULDERED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.312 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Nut End Shank Length | 1.625 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 18 NUT THREAD |
| Thread Quantity Per Inch | 18 STUD THREAD |
| Material | COPPER ALLOY |
| Distance Across Flats | 0.500 INCHES NOMINAL IN |
| Shoulder Length | 0.210 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| 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 |
|---|---|
| ME2734-1 | American Beryllia Inc (USA) |
| Reference | Meaning |
|---|---|
| ME2734-1 | 3/9 Design control — primary reference General Ceramics Inc National Beryllia Div |
| 450-4302302A | 5/9 Secondary reference Naval Sea Combat Systems Engineering Station |
NSN 5307-00-208-1669 is a Stud,shouldered, manufactured by American Beryllia Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-208-1669 has 1 manufacturer part number on file: ME2734-1 (American Beryllia Inc).
Key specifications for ME2734-1: Nut End Shank Diameter: 0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Thread Length: 0.500 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.563 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.