The Plate,mounting, cataloged under National Stock Number 5340-01-374-0496, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-374-0496 |
| Primary Part Number | P4078890 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| Surface Treatment Document and Classification | AMS 2404 ASSN STD SINGLE TREATMENT RESPONSE |
| Material Document and Classification | ASTMA-36 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM ALL HOLES IN |
| Shape | SPECIAL |
| Thread Size | 0.375-16 UNC 2B |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | NICKEL |
| Material | STEEL UNS K02600 |
| Thickness | 0.365 INCHES MINIMUM AND 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM0.385 INCHES MAXIMUM IN |
| Mounting Hole Type | THREADED AND 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 |
|---|---|
| P4078890 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5340-01-374-0496 is a Plate,mounting, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-374-0496 has 1 manufacturer part number on file: P4078890 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for P4078890: Mounting Hole Quantity: 8; Surface Treatment Document and Classification: AMS 2404 ASSN STD SINGLE TREATMENT RESPONSE; Material Document and Classification: ASTMA-36 ASSN STD SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.401 INCHES MINIMUM AND 0.411 INCHES MAXIMUM ALL HOLES IN. 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.