The Plate,mounting, cataloged under National Stock Number 5340-01-438-6359, 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 12 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-438-6359 |
| Primary Part Number | 211093535 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Hole Quantity | 12 |
| Material Document and Classification | QQ-N-281, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.2790 INCHES MINIMUM AND 0.2890 INCHES MAXIMUM ALL HOLES IN |
| Shape | SPECIAL |
| Outside Diameter | 3.0250 INCHES MINIMUM AND 3.0250 INCHES MINIMUM AND 3.1250 INCHES MAXIMUM3.1250 INCHES MAXIMUM IN |
| Aperture Width | 1.6300 INCHES MINIMUM AND 1.6400 INCHES MAXIMUM IN |
| Features Provided | APERTURE |
| Aperture Length | 1.6300 INCHES MINIMUM AND 1.6400 INCHES MAXIMUM IN |
| Material | NICKEL ALLOY 400 |
| Thickness | 0.5000 INCHES NOMINAL0.5000 INCHES NOMINAL IN |
| Mounting Hole Type | UNTHREADED |
| Aperture Shape | SQUARE |
| 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 |
|---|---|
| 211093535 PRIMARY | Naval Sea Systems Command (USA) |
| 512-6405301-18 | Naval Sea Systems Command (USA) |
NSN 5340-01-438-6359 is a Plate,mounting, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-438-6359 has 2 manufacturer part numbers on file: 211093535 (Naval Sea Systems Command), 512-6405301-18 (Naval Sea Systems Command).
Key specifications for 211093535: Mounting Hole Quantity: 12; Material Document and Classification: QQ-N-281, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.2790 INCHES MINIMUM AND 0.2890 INCHES MAXIMUM ALL HOLES IN; Shape: SPECIAL. 12 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.