The Plate,mounting, cataloged under National Stock Number 5340-01-347-4284, 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 14 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 | 5340-01-347-4284 |
| Primary Part Number | 6579587 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 AND 2 AND 3 |
| Length | 10.000 INCHES NOMINAL10.000 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.198 INCHES MINIMUM AND 0.204 INCHES MAXIMUM ALL HOLES IN |
| Mounting Hole Diameter | 0.261 INCHES MINIMUM AND 0.267 INCHES MAXIMUM FIRST HOLE IN |
| Mounting Hole Diameter | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM SECOND HOLE IN |
| Shape | SPECIAL |
| Thread Size | 0.250-20 |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | ANODIZE |
| Width | 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Thickness | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Mounting Hole Type | THREADED OR UNTHREADED |
| 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 |
|---|---|
| 6579587 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-347-4284 is a Plate,mounting, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-347-4284 has 1 manufacturer part number on file: 6579587 (Naval Sea Systems Command).
Key specifications for 6579587: Mounting Hole Quantity: 1 AND 2 AND 3; Length: 10.000 INCHES NOMINAL10.000 INCHES NOMINAL IN; Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.198 INCHES MINIMUM AND 0.204 INCHES MAXIMUM ALL HOLES IN. 14 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.