The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-596-7334, 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 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-596-7334 |
| Primary Part Number | 52LHTA55-02BC |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.063 INCHES NOMINAL IN |
| Nut Length | 0.684 INCHES NOMINAL IN |
| Thread Series | UNF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.101 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.344 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.266 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM BASE |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL NUT |
| Material | STEEL BASE |
| Material | NICKEL ALLOY LOCKING INSERT |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 52LHTA55-02BC PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 52LHTA55-02BC | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-596-7334 is a Nut,self-Locking,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-596-7334 has 1 manufacturer part number on file: 52LHTA55-02BC (Esna, Llc).
Key specifications for 52LHTA55-02BC: Plate Thickness: 0.063 INCHES NOMINAL IN; Nut Length: 0.684 INCHES NOMINAL IN; Thread Series: UNF; Mounting Hole Arrangement Style: 2 HOLES. 19 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.