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Engine and powerplant

STC SA02033AT (PAGE 4)

FAA DRS lists SA02033AT (PAGE 4) as Current · Amended, held by M-20 Oil Separators LLC, for Arizona Aerospace Foundation DC-65, Arizona Aerospace Foundation DCO-65, and Arizona Aerospace Foundation DL-65, and 37 more aircraft configurations. Recorded change: Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW). Snapshot dated June 30, 2026.

FAA-listed holder
M-20 Oil Separators LLC
Aircraft configurations
40
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW).

SA02033AT (PAGE 4) identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Arizona Aerospace Foundation DC-65, Arizona Aerospace Foundation DCO-65, and Arizona Aerospace Foundation DL-65, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Arizona Aerospace Foundation DC-65A-746Arizona Aerospace Foundation DCO-65A-746Arizona Aerospace Foundation DL-65A-746Cessna Aircraft F337EA23EUCessna Aircraft F337FA23EUCessna Aircraft F337GA23EUCessna Aircraft F337HA23EUCessna Aircraft FT337EA23EUCessna Aircraft FT337FA23EUCessna Aircraft FT337GPA23EUCessna Aircraft FT337HPA23EUConsolidated Vultee Aircraft Stinson Division 10AA-738Consolidated Vultee Aircraft Stinson Division L-5A-764Consolidated Vultee Aircraft Stinson Division L-5BA-764Consolidated Vultee Aircraft Stinson Division L-5CA-764Consolidated Vultee Aircraft Stinson Division L-5DA-764Consolidated Vultee Aircraft Stinson Division L-5EA-764Consolidated Vultee Aircraft Stinson Division L-5E-1A-764EADS-PZL Warszawa-Okecie SA PZL-104 WILGA 80A55EUExecutive Airlines Army L-1LTC-26Executive Airlines Army L-1ALTC-26Executive Airlines Army L-1BLTC-26Executive Airlines Army L-1CLTC-26Executive Airlines Army L-1DLTC-26Executive Airlines Army L-1ELTC-26Executive Airlines Army L-1FLTC-26Hawker Beechcraft 505A4Hawker Beechcraft B505A4Hawker Beechcraft C505A4Hawker Beechcraft D505A4Hawker Beechcraft D50A5A4Hawker Beechcraft D50B5A4Hawker Beechcraft D50C5A4Hawker Beechcraft D50E5A4Hawker Beechcraft D50E-59905A4Hawker Beechcraft E505A4Hawker Beechcraft F505A4Hawker Beechcraft G505A4Hawker Beechcraft H505A4Hawker Beechcraft J505A4

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Arizona Aerospace Foundation DC-65 and Arizona Aerospace Foundation DCO-65, and 38 more aircraft configurations model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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