The Plate,mounting, cataloged under National Stock Number 5340-01-386-6025, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-386-6025 |
| Primary Part Number | 53X-02-186 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Hole Quantity | 6 AND 5 |
| Material Document and Classification | AISI 304 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.531 INCHES NOMINAL FIRST HOLE IN |
| Mounting Hole Diameter | 0.500 INCHES NOMINAL ALL HOLES IN |
| Shape | SPECIAL |
| Outside Diameter | 18.723 INCHES NOMINAL18.723 INCHES NOMINAL IN |
| Aperture Diameter | 13.805 INCHES NOMINAL IN |
| Features Provided | APERTURE |
| Thread Size | 0.500-13 |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | PAINT |
| Material | STEEL COMP 304 |
| Thickness | 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN |
| Mounting Hole Type | THREADED AND UNTHREADED |
| Aperture Shape | SPECIAL |
| 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 |
|---|---|
| 53X-02-186 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53X-02-186 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 5340-01-386-6025 is a Plate,mounting, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-386-6025 has 1 manufacturer part number on file: 53X-02-186 (Naval Sea Systems Command).
Key specifications for 53X-02-186: Mounting Hole Quantity: 6 AND 5; Material Document and Classification: AISI 304 ASSN STD SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.531 INCHES NOMINAL FIRST HOLE IN; Mounting Hole Diameter: 0.500 INCHES NOMINAL ALL HOLES IN. 15 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.