The Seal,air,aircraft Gas Turbine En, cataloged under National Stock Number 2840-01-140-0133, 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 Rolls-Royce Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2840-01-140-0133 |
| Primary Part Number | 6897187 |
| Item Name | Seal,air,aircraft Gas Turbine En |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Engine Section Location | TURBINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6897187 PRIMARY | Rolls-Royce Corporation (USA) |
| 6897187 | Dynatech International Llc (USA) |
| 6897187 | Aero Technology Company (USA) |
| 6897187 | Pacific Sky Supply, Inc. Dba Pacific Sky Supply Inc (USA) |
| Reference | Meaning |
|---|---|
| 6897187 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2840-01-140-0133 is a Seal,air,aircraft Gas Turbine En, manufactured by Rolls-Royce Corporation, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-140-0133 has 4 manufacturer part numbers on file: 6897187 (Rolls-Royce Corporation), 6897187 (Dynatech International Llc), 6897187 (Aero Technology Company), 6897187 (Pacific Sky Supply, Inc. Dba Pacific Sky Supply Inc).
Key specifications for 6897187: Engine Section Location: TURBINE; Special Features: T.O. 2J-T56-44; GOES ON THE TURBINE ROTOR ASSY; Part Name Assigned by Controlling Agency: SEAL,AIR,GAS TURBINE ENGINE; End Item Identification: ACFT ENG T56-A15. 1 specification is 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 2840-01-140-0133 has DEMIL Code Q. 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.