The Stud,shouldered, cataloged under National Stock Number 5307-01-388-3704, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 20 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 | 5307-01-388-3704 |
| Primary Part Number | DAA7278D129-001 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Thread Length | 0.418 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.860 INCHES NOMINAL NUT THREAD IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.625 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.750 INCHES NUT THREAD IN |
| Shoulder Diameter | 1.000 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.745 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Stud End Shank Length | 0.188 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Thread Quantity Per Inch | 18 STUD THREAD |
| Material | STEEL COMP 630 |
| Distance Across Flats | 0.490 INCHES NOMINAL IN |
| Shoulder Length | 0.187 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 |
|---|---|
| DAA7278D129-001 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
NSN 5307-01-388-3704 is a Stud,shouldered, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-388-3704 has 1 manufacturer part number on file: DAA7278D129-001 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for DAA7278D129-001: Thread Length: 0.418 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.860 INCHES NOMINAL NUT THREAD IN; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 2.500 INCHES NOMINAL IN. 20 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.