The Plate,mounting, cataloged under National Stock Number 5340-01-374-0498, 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 10 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 | 5340-01-374-0498 |
| Primary Part Number | P4078899 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Length | 2.550 INCHES MINIMUM AND 2.550 INCHES MINIMUM AND 2.570 INCHES MAXIMUM2.570 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633, TY 2 ASSN STD SINGLE TREATMENT RESPONSE |
| Material Document and Classification | ASTMA-36 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.338 INCHES MINIMUM AND 0.348 INCHES MAXIMUM ALL HOLES IN |
| Shape | RECTANGULAR |
| Surface Treatment | ZINC |
| Material | STEEL UNS K02600 |
| Thickness | 0.740 INCHES MINIMUM AND 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM0.760 INCHES MAXIMUM 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 |
|---|---|
| P4078899 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5340-01-374-0498 is a Plate,mounting, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-374-0498 has 1 manufacturer part number on file: P4078899 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for P4078899: Mounting Hole Quantity: 4; Length: 2.550 INCHES MINIMUM AND 2.550 INCHES MINIMUM AND 2.570 INCHES MAXIMUM2.570 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM B633, TY 2 ASSN STD SINGLE TREATMENT RESPONSE; Material Document and Classification: ASTMA-36 ASSN STD SINGLE MATERIAL RESPONSE. 10 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.