The Plate,mounting, cataloged under National Stock Number 5340-01-383-0511, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-383-0511 |
| Primary Part Number | 708-4457182 PC 52 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Aperture Type | COUNTERBORED |
| Length | 2.875 INCHES NOMINAL2.875 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.406 INCHES NOMINAL ALL HOLES IN |
| Shape | SPECIAL |
| Aperture Diameter | 1.812 INCHES NOMINAL IN |
| Counterbore Depth | 0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN |
| Features Provided | APERTURE |
| Counterbore Diameter | 1.812 INCHES NOMINAL1.812 INCHES NOMINAL IN |
| Width | 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN |
| Material | NICKEL ALLOY 400 |
| Thickness | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Mounting Hole Type | UNTHREADED |
| Aperture Shape | ROUND |
| 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 |
|---|---|
| 708-4457182 PC 52 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 4457182 PC 52 | 5/9 Secondary reference Naval Sea Systems Command |
| 5580571 PC52 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5340-01-383-0511 is a Plate,mounting, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-383-0511 has 1 manufacturer part number on file: 708-4457182 PC 52 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 708-4457182 PC 52: Mounting Hole Quantity: 2; Aperture Type: COUNTERBORED; Length: 2.875 INCHES NOMINAL2.875 INCHES NOMINAL IN; Material Document and Classification: QQ-N-281, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE. 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.