The Stud,shouldered, cataloged under National Stock Number 5307-01-383-6050, 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 16 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 | 5307-01-383-6050 |
| Primary Part Number | 254-6556644FNCOTM-A6 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Length | 1.180 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 1.200 INCHES NOMINAL NUT THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-S-763, COND B FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | LEFT-HAND NUT THREAD |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nominal Thread Size | 1.200 INCHES NUT THREAD IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 16 NUT THREAD |
| Thread Quantity Per Inch | 16 STUD THREAD |
| Material | STEEL COMP 304 |
| Distance Across Flats | 0.750 INCHES NOMINAL IN |
| Shoulder Length | 0.380 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 |
|---|---|
| 254-6556644FNCOTM-A6 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5307-01-383-6050 is a Stud,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-383-6050 has 1 manufacturer part number on file: 254-6556644FNCOTM-A6 (Naval Sea Systems Command).
Key specifications for 254-6556644FNCOTM-A6: Thread Length: 1.180 INCHES NOMINAL STUD THREAD IN; Thread Length: 1.200 INCHES NOMINAL NUT THREAD IN; Style Designator: SHOULDERED; Material Document and Classification: QQ-S-763, COND B FED SPEC SINGLE MATERIAL RESPONSE. 16 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.