The Plate,mounting, cataloged under National Stock Number 5340-01-357-9963, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-357-9963 |
| Primary Part Number | 339280-2 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Length | 0.800 INCHES NOMINAL0.800 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM ALL HOLES IN |
| Shape | RECTANGULAR |
| Surface Treatment | CHROMATE |
| Width | 0.280 INCHES NOMINAL0.280 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Thickness | 0.090 INCHES NOMINAL0.090 INCHES NOMINAL IN |
| Mounting Hole Type | COUNTERSUNK |
| 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 |
|---|---|
| 339280-2 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 339280-2 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5340-01-357-9963 is a Plate,mounting, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-357-9963 has 1 manufacturer part number on file: 339280-2 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 339280-2: Mounting Hole Quantity: 1; Length: 0.800 INCHES NOMINAL0.800 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE. 11 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.