The Stud,recessed and Stepped, cataloged under National Stock Number 5307-00-115-7103, 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 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-115-7103 |
| Primary Part Number | 6863641-02 |
| Item Name | Stud,recessed and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.415 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.419 INCHES NOMINAL STUD THREAD IN |
| Style Designator | RECESSED AND STEPPED |
| Thread Pitch Diameters | +0.2262 TO 0.2288 INCHES STUD THREAD IN |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter of Recessed Portion of Shank | 0.187 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Length of Recessed Portion of Shank | 0.105 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Material | STEEL |
| Thread Series Designator | UNS STUD THREAD |
| Plain Shank Diameter | 0.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| KU29003P | Rolls-Royce Airlines (GBR) |
| 6863641-02 | Rolls-Royce Airlines (GBR) |
| 6863641-02 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 5307-00-115-7103 is a Stud,recessed and Stepped, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-115-7103 has 3 manufacturer part numbers on file: KU29003P (Rolls-Royce Airlines), 6863641-02 (Rolls-Royce Airlines), 6863641-02 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6863641-02: Surface Treatment Document and Classification: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.415 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.419 INCHES NOMINAL STUD THREAD IN; Style Designator: RECESSED AND STEPPED. 18 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.