The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-321-8780, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-321-8780 |
| Primary Part Number | 6096991 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Thread Length | 0.105 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.175 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | ASTM 581 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.112 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.138 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.185 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut End Shank Length | 0.055 INCHES NOMINAL IN |
| Stud End Shank Length | 0.050 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Thread Quantity Per Inch | 40 NUT THREAD |
| Material | STEEL COMP 303 |
| Shoulder Length | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM 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 |
|---|---|
| 6096991 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5307-01-321-8780 is a Stud,shouldered and Stepped, manufactured by Naval Sea Systems Command, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-321-8780 has 1 manufacturer part number on file: 6096991 (Naval Sea Systems Command).
Key specifications for 6096991: Nut End Shank Diameter: 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN; Thread Length: 0.105 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.175 INCHES NOMINAL NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED. 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.