The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-488-8782, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-488-8782 |
| Primary Part Number | 22A17P048 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.065 INCHES NOMINAL IN |
| Nut Length | 1.078 INCHES NOMINAL IN |
| Thread Series | UNF |
| Plate Width | 0.530 INCHES NOMINAL IN |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Provision Location | OPPOSITE NUT PROJECTION SIDE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.313 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM BRACKET |
| Welding Projection Quantity | 2 |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL NUT |
| Material | STEEL BRACKET |
| Material | PLASTIC POLYAMIDE NYLON CAP |
| Nut Mounting Provision | WELDING PROJECTIONS |
| 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 |
|---|---|
| 22NA17AP048 | Esna, Llc (USA) |
| 22A17P048 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 22A17P048 | 5/9 Secondary reference Harvard Industries Inc |
| 22NA17AP048 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-488-8782 is a Nut,self-Locking,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-488-8782 has 2 manufacturer part numbers on file: 22NA17AP048 (Esna, Llc), 22A17P048 (Esna, Llc).
Key specifications for 22A17P048: Plate Thickness: 0.065 INCHES NOMINAL IN; Nut Length: 1.078 INCHES NOMINAL IN; Thread Series: UNF; Plate Width: 0.530 INCHES NOMINAL IN. 20 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.