The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-01-190-8191, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 7 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-190-8191 |
| Primary Part Number | 2183505 |
| Item Name | Seal,air,aircraft Gas Turbine En |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Stage Number | 11 |
| Design Type | AXIAL COMPRESSOR |
| Criticality Code Justification | APGF AND CZBJ AND ABHP AND ABMZ AND FEAT |
| Material Document and Classification | PWA1022 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 14.877 INCHES MINIMUM AND 14.897 INCHES MAXIMUM IN |
| Engine Section Location | COMPRESSOR |
| Material | NICKEL ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2183505 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 2183505 | 5/9 Secondary reference Pego Corp |
| 2183505 | 5/9 Secondary reference Mtu Aero Engine Components Inc |
| 2183505 | 5/9 Secondary reference Ambel Precision Manufacturing Corporation |
| 2183505 | 5/9 Secondary reference Hanwha Aerospace Usa Llc |
| 2183505 | 5/9 Secondary reference Machine Products Co Inc |
| 2183505 | 5/9 Secondary reference Beacon Industries, Inc. Dba Beacon Technology Co |
NSN 2840-01-190-8191 is a Seal,air,aircraft Gas Turbine En, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-190-8191 has 1 manufacturer part number on file: 2183505 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 2183505: Stage Number: 11; Design Type: AXIAL COMPRESSOR; Criticality Code Justification: APGF AND CZBJ AND ABHP AND ABMZ AND FEAT; Material Document and Classification: PWA1022 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2840-01-190-8191 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.