The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-025-4870, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-025-4870 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Plate Thickness | 0.125 INCHES NOMINAL IN |
| Nut Length | 0.801 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Precious Material | SILVER |
| Plate Width | 0.500 INCHES MAXIMUM IN |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | A286,FSCM 36659 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.250 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.254 INCHES MINIMUM NUT IN |
| Distance From Aperture Center to Mounting Hole Center | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.560 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Nut Height | 0.474 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Precious Material and Location | EXTERNAL SURFACE SILVER |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| LS10049C4-4 | 3/9 Design control — primary reference Lockheed Martin Corp Lockheed Martin Aeronautical Systems Burbank Opns |
| LS10049C4-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-025-4870 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-025-4870: Plate Thickness: 0.125 INCHES NOMINAL IN; Nut Length: 0.801 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Precious Material: SILVER. 25 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.