The Plate,mounting, cataloged under National Stock Number 5340-01-439-7999, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 9 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 | 5340-01-439-7999 |
| Primary Part Number | 9M381C7 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Hole Quantity | 6 |
| Length | 6.3450 INCHES MINIMUM AND 6.3750 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE |
| Shape | RECTANGULAR |
| Surface Treatment | ANODIZE |
| Width | 5.7300 INCHES MINIMUM AND 5.7500 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 7075 |
| Thickness | 0.0630 INCHES NOMINAL IN |
| Mounting Hole Type | 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 |
|---|---|
| 9M381C7 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5340-01-439-7999 is a Plate,mounting, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-439-7999 has 1 manufacturer part number on file: 9M381C7 (The Boeing Company Div Defense).
Key specifications for 9M381C7: Mounting Hole Quantity: 6; Length: 6.3450 INCHES MINIMUM AND 6.3750 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE; Shape: RECTANGULAR. 9 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.