The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-801-7259, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-801-7259 |
| Primary Part Number | 6820214P-006 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Thread Length | 0.198 INCHES MINIMUM STUD THREAD IN |
| Thread Length | 0.717 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Pitch Diameters | +0.2934 TO 0.2954 INCHES STUD 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 | 0.312 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.800 INCHES NOMINAL IN |
| Thread Class | 3A NUT THREAD A |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Material | STEEL |
| Distance Across Flats | 0.688 INCHES NOMINAL IN |
| Shoulder Length | 0.062 INCHES NOMINAL IN |
| Thread Series Designator | UNS 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 |
|---|---|
| 6820214P-006 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 6820214P-006 | General Motors Corp (USA) |
NSN 5307-00-801-7259 is a Stud,shouldered and Stepped, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-801-7259 has 2 manufacturer part numbers on file: 6820214P-006 (Allison Transmission Inc Dba Allison Transmission, Inc), 6820214P-006 (General Motors Corp).
Key specifications for 6820214P-006: Thread Length: 0.198 INCHES MINIMUM STUD THREAD IN; Thread Length: 0.717 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED; Thread Pitch Diameters: +0.2934 TO 0.2954 INCHES STUD THREAD IN. 15 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.