The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-00-575-8705, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Airlines. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-575-8705 |
| Primary Part Number | 6864381 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Airlines |
| Status | ACTIVE |
| Width Across Flats | 0.389 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Precious Material | SILVER |
| Temp Rating | 1202.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Pilot Diameter | 0.235 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Pilot Length | 0.065 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.312 INCHES MINIMUM AND 0.339 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Nut Style | CLINCH |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 OVERALL |
| 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 |
|---|---|
| 6864381 | Rolls-Royce Airlines (GBR) |
| 6864381 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| ZL4253-5-02 | Safran Transmission Systems (FRA) |
| XU146052 | Rolls-Royce Airlines (GBR) |
| Reference | Meaning |
|---|---|
| ZL4253-5-02 | 3/9 Design control — primary reference Harvard Industries Inc |
NSN 5310-00-575-8705 is a Nut,self-Locking,clinch, manufactured by Rolls-Royce Airlines, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-575-8705 has 4 manufacturer part numbers on file: 6864381 (Rolls-Royce Airlines), 6864381 (Allison Transmission Inc Dba Allison Transmission, Inc), ZL4253-5-02 (Safran Transmission Systems), XU146052 (Rolls-Royce Airlines).
Key specifications for 6864381: Width Across Flats: 0.389 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Precious Material: SILVER; Temp Rating: 1202.0 FAHRENHEIT NOMINAL DEGF. 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.