The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-247-4440, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 23 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 | 5307-00-247-4440 |
| Primary Part Number | 6860734 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 0.086 INCHES NOMINAL IN |
| Thread Length | 0.256 INCHES MINIMUM STUD THREAD IN |
| Thread Length | 0.459 INCHES MINIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.112 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.086 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.180 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.112 INCHES NOMINAL IN |
| Surface Treatment | OXIDE OVERALL |
| Nut End Shank Length | 0.070 INCHES NOMINAL IN |
| Stud End Shank Length | 0.025 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 40 STUD THREAD |
| Thread Quantity Per Inch | 56 NUT THREAD |
| Material | STEEL COMP 303 |
| Shoulder Length | 0.090 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 |
|---|---|
| 6860734 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5307-00-247-4440 is a Stud,shouldered and Stepped, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-247-4440 has 1 manufacturer part number on file: 6860734 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 6860734: Surface Treatment Document and Classification: MIL-C-13924 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 0.086 INCHES NOMINAL IN; Thread Length: 0.256 INCHES MINIMUM STUD THREAD IN; Thread Length: 0.459 INCHES MINIMUM NUT THREAD IN. 23 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.