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Engine and powerplant

STC SA02033AT (PAGE 5)

FAA DRS lists SA02033AT (PAGE 5) as Current · Amended, held by M-20 Oil Separators LLC, for Arizona Aerospace Foundation DC-65, Bell Helicopter Textron 47J, and Bell Helicopter Textron 47J-2, 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 5) 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, Bell Helicopter Textron 47J, and Bell Helicopter Textron 47J-2, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Arizona Aerospace Foundation DC-65A-746Bell Helicopter Textron 47J2H1Bell Helicopter Textron 47J-22H1Bell Helicopter Textron 47J-2A2H1Bell Helicopter Textron 47K2H1Bell Helicopter Textron 47G-2A2H3Bell Helicopter Textron 47G-2A-12H3Bell Helicopter Textron 47G-32H3Bell Helicopter Textron 47G-3B2H3Bell Helicopter Textron 47G-3B-12H3Bell Helicopter Textron 47G-42H3Bell Helicopter Textron 47G-4A2H3Bell Helicopter Textron 47BH-1Bell Helicopter Textron 47B3H-1Bell Helicopter Textron 47DH-1Bell Helicopter Textron 47D1H-1Bell Helicopter Textron 47EH-1Bell Helicopter Textron 47GH-1Bell Helicopter Textron 47G-2H-1Bell Helicopter Textron 47H-1H-1
Brantly International B-22H2
Brantly International B-2A2H2
Brantly International B-2B2H2
Brantly International 305H3SW
Consolidated Vultee Aircraft Stinson Division 10A-709Consolidated Vultee Aircraft Stinson Division HW-75A-709Consolidated Vultee Aircraft Stinson Division V-77A-774
Consolidated Vultee Aircraft Stinson Division SM-2AAATC 145
Consolidated Vultee Aircraft Stinson Division SM-1ATC 16 Stinson
Consolidated Vultee Aircraft Stinson Division SM-2ACATC 194
Consolidated Vultee Aircraft Stinson Division SM-2ACSATC 194
Consolidated Vultee Aircraft Stinson Division SM-8BATC 294
Consolidated Vultee Aircraft Stinson Division SM-8AATC 295
Consolidated Vultee Aircraft Stinson Division SM-7B (Army L-12A)ATC 329
Consolidated Vultee Aircraft Stinson Division SM-6000 AirlinerATC 335
Consolidated Vultee Aircraft Stinson Division SM-6000-BATC 420
Consolidated Vultee Aircraft Stinson Division JR. SATC 423
Consolidated Vultee Aircraft Stinson Division WATC 435
Consolidated Vultee Aircraft Stinson Division JR. RATC 457
Consolidated Vultee Aircraft Stinson Division UATC 484

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Arizona Aerospace Foundation DC-65 and Bell Helicopter Textron 47J, 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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