The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-397-5922, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-01-397-5922 |
| Primary Part Number | C99S12264-11 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Length | 0.750 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 5.400 INCHES NOMINAL STUD THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.875 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.500 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 13 NUT THREAD |
| Thread Quantity Per Inch | 9 STUD THREAD |
| Material | STEEL |
| Shoulder Length | 2.890 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 |
|---|---|
| C99S12264-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| C99S12264-11 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 5307-01-397-5922 is a Stud,shouldered and Stepped, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-397-5922 has 1 manufacturer part number on file: C99S12264-11 (Northrop Grumman Systems Corporation).
Key specifications for C99S12264-11: Thread Length: 0.750 INCHES NOMINAL NUT THREAD IN; Thread Length: 5.400 INCHES NOMINAL STUD THREAD IN; Style Designator: SHOULDERED AND STEPPED; Material Document and Classification: ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE. 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.