The Stud,recessed, cataloged under National Stock Number 5307-01-175-0367, 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 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-175-0367 |
| Primary Part Number | 6643212-247 |
| Item Name | Stud,recessed |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Thread Length | 2.500 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 2.500 INCHES NOMINAL STUD THREAD IN |
| Style Designator | RECESSED |
| Material Document and Classification | C50A-400 GR B 16 CAGEC 01289 MFR REF ALL MATERIAL RESPONSES |
| Diameter of Recessed Portion of Shank | 1.320 INCHES NOMINAL IN |
| 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 |
| Length of Recessed Portion of Shank | 2.260 INCHES NOMINAL IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 8 NUT THREAD |
| Thread Quantity Per Inch | 8 STUD THREAD |
| Material | STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 |
| Thread Series Designator | UN STUD THREAD |
| Thread Series Designator | UN 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 |
|---|---|
| K-6671148 | General Electric Company (USA) |
| 6643212-247 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 6643146-244 | 5/9 Secondary reference General Electric Company |
NSN 5307-01-175-0367 is a Stud,recessed, manufactured by General Electric Company, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-175-0367 has 2 manufacturer part numbers on file: K-6671148 (General Electric Company), 6643212-247 (General Electric Company).
Key specifications for 6643212-247: Thread Length: 2.500 INCHES NOMINAL NUT THREAD IN; Thread Length: 2.500 INCHES NOMINAL STUD THREAD IN; Style Designator: RECESSED; Material Document and Classification: C50A-400 GR B 16 CAGEC 01289 MFR REF ALL MATERIAL RESPONSES. 17 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.