The Spacer,compressor Rotor,aircraft, cataloged under National Stock Number 2840-00-765-6797, 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 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-765-6797 |
| Primary Part Number | 393542 |
| Item Name | Spacer,compressor Rotor,aircraft |
| 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 |
| Criticality Code Justification | AGAV |
| Outside Diameter | 17.198 INCHES MINIMUM AND 17.208 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 393542 | Electro-Methods, L.p. (USA) |
| 393542 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 393542 | Alamo Aircraft, Ltd. (USA) |
| Reference | Meaning |
|---|---|
| 393542 | 5/9 Secondary reference Mtu Aero Engine Components Inc |
| 393542 | C/1 Advisory reference — outside the item-of-supply concept Hanwha Aerospace Usa Llc |
NSN 2840-00-765-6797 is a Spacer,compressor Rotor,aircraft, 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 2840-00-765-6797 has 3 manufacturer part numbers on file: 393542 (Electro-Methods, L.p.), 393542 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 393542 (Alamo Aircraft, Ltd.).
Key specifications for 393542: Criticality Code Justification: AGAV; Overall Length: 3.787 INCHES MINIMUM AND 3.791 INCHES MAXIMUM IN; Outside Diameter: 17.198 INCHES MINIMUM AND 17.208 INCHES MAXIMUM IN; End Item Identification: TF-33 AIRCRAFT ENGINE. 2 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 2840-00-765-6797 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.