The Plate,mounting, cataloged under National Stock Number 5340-01-338-4652, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-338-4652 |
| Primary Part Number | 63A68C524-1 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE |
| Shape | ROUND |
| Outside Diameter | 4.370 INCHES NOMINAL IN |
| Aperture Diameter | 1.338 INCHES MINIMUM AND 1.358 INCHES MAXIMUM IN |
| Features Provided | APERTURE |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 2024 |
| Thickness | 0.090 INCHES NOMINAL IN |
| Aperture Shape | ROUND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 63A68C524-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5340-01-338-4652 is a Plate,mounting, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-338-4652 has 1 manufacturer part number on file: 63A68C524-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 63A68C524-1: Surface Treatment Document and Classification: MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Material Document and Classification: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE; Shape: ROUND; Outside Diameter: 4.370 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.