The Seal Ring,labyrinth,aircraft Gas, cataloged under National Stock Number 2840-01-320-0794, 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 General Electric Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-320-0794 |
| Primary Part Number | 1387M98P03 |
| Item Name | Seal Ring,labyrinth,aircraft Gas |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Criticality Code Justification | ABHP AND CZBJ |
| Engine Section Location | LOW PRESSURE TURBINE |
| Material | NICKEL ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 1387M98P03 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 1387M98P03 | 8/1 NATO reproduction reference Tusas Motor Sanayii A.s. |
| 1387M98 | D/9 Drawing number reference only General Electric Company |
NSN 2840-01-320-0794 is a Seal Ring,labyrinth,aircraft Gas, manufactured by General Electric Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-320-0794 has 1 manufacturer part number on file: 1387M98P03 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-451-0044. Verify interchangeability with system specifications before substitution.
Key specifications for 1387M98P03: Criticality Code Justification: ABHP AND CZBJ; Overall Length: 2.814 INCHES MINIMUM AND 2.824 INCHES MAXIMUM IN; Engine Section Location: LOW PRESSURE TURBINE; Part Name Assigned by Controlling Agency: ORIGINAL NAME SEAL,METALLIC,AIRCRAFT GAS TURBINE ENGINE. 3 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 2840-01-320-0794 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.