The Seal,metallic,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-388-6791, 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 Stein Seal Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-01-388-6791 |
| Primary Part Number | SSCY1138611387 |
| Item Name | Seal,metallic,aircraft Gas Turbi |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Stein Seal Company |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL DWG NUMBER 5044T41P06 |
| 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 |
|---|---|
| SSCY1138611387 | Stein Seal Company (USA) |
| Reference | Meaning |
|---|---|
| 5044T41P06 | 1/3 Source control — Government-approved source U.S. Government activity |
NSN 2840-01-388-6791 is a Seal,metallic,aircraft Gas Turbi, manufactured by Stein Seal Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-388-6791 has 1 manufacturer part number on file: SSCY1138611387 (Stein Seal Company).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-480-4644. Verify interchangeability with system specifications before substitution.
Key specifications for SSCY1138611387: End Item Identification: T700 SERIES ENGINE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL DWG NUMBER 5044T41P06. 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 2840-01-388-6791 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.