The Plate,retaining,seal, cataloged under National Stock Number 5340-01-319-7053, 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 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-319-7053 |
| Primary Part Number | 4073902 |
| Item Name | Plate,retaining,seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Overall Diameter | 4.346 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 4073902 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4073902 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 5340PL0849904 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5340-01-319-7053 is a Plate,retaining,seal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-319-7053 has 2 manufacturer part numbers on file: 4073902 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4073902 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4073902: Overall Diameter: 4.346 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Special Features: AL ALLOY,AMS 4132;4.346 IN. O/A DIA;0.1035 - 0.1055 IN. THK;0.278 IN. MTG HOLES - 3; THIS IS A RING PLATE FOR THE LINEAR COMPRESSOR BLEED ACTUATING CYLINDER FOR THE 229 ENGINE. IT IS MADE OF (AMS 4132, SI ALLOY, 4.370 INCH DIAMETER BY 0.1055 IN THICKNESS). FAILURE OF THIS PLACE WOULD NOT CAUSE AN ENGINE SHUT DOWN OR CATASTROPHIC FAILURE. FAILURE WOULD RESULT IN NON-OPTIMAL PERFORMANCE. IT WOULD ALSO CAUSE MAINTENANCE TO REMOVE AND REPLACE BROKEN BOLT IN; End Item Identification: F100PW0229 ENG. 3 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.