The Stud,shouldered, cataloged under National Stock Number 5307-01-270-1207, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-270-1207 |
| Primary Part Number | 6643176-081 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Surface Finish | 32.00 MICROINCHES SHANK |
| Nut End Shank Diameter | 1.313 INCHES NOMINAL IN |
| Thread Length | 2.250 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 2.250 INCHES NOMINAL STUD THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | C50A-400-B16 CABEC 01289 MFR REF SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 1.500 INCHES NUT THREAD IN |
| Nominal Thread Size | 1.500 INCHES STUD THREAD IN |
| Shoulder Diameter | 1.562 INCHES NOMINAL IN |
| Stud End Shank Diameter | 1.313 INCHES NOMINAL IN |
| Nut End Shank Length | 0.375 INCHES NOMINAL IN |
| Stud End Shank Length | 0.375 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 8 NUT THREAD |
| Thread Quantity Per Inch | 8 STUD THREAD |
| Material | STEEL |
| Shoulder Length | 2.500 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 |
|---|---|
| 6643176-081 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 571L364 ITEM 874 | 5/9 Secondary reference General Electric Company |
NSN 5307-01-270-1207 is a Stud,shouldered, manufactured by General Electric Company, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-270-1207 has 1 manufacturer part number on file: 6643176-081 (General Electric Company).
Key specifications for 6643176-081: Surface Finish: 32.00 MICROINCHES SHANK; Nut End Shank Diameter: 1.313 INCHES NOMINAL IN; Thread Length: 2.250 INCHES NOMINAL NUT THREAD IN; Thread Length: 2.250 INCHES NOMINAL STUD THREAD IN. 22 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.