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Aircraft record

N421MA1986 Fairchild SA227-AC

Registration validUnclaimedSource: FAA, updated Oct 17, 2026

Safety record in brief:No NTSB accidents or incidents since 198213 ADs may apply26 service difficulty reports

Registration
Valid
expires Jan 31, 2030
Based in
Boca Raton, FL
owner city / state
Engine
TPE331 SERIES · 904 hp
Airesearch
Owners
1
since 2007
NTSB events
None
since 1982
ADs may apply
13
confirm with A&P
Service reports
26
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Registered owner
Uas Transervices INC
Owner type
Corporation
City, state
Boca Raton, FL
Certificate issued
Apr 12, 2007
Expires
Jan 31, 2030
Airworthiness
Standard · Normal
Airworthiness date
Feb 8, 1986

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Fairchild
Model
SA227-AC
Year
1986
Serial number
AC-634
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
12
Engines
2
Max takeoff weight
Up to 12,499 lb
Mode S code
A5006A

Engine

Make and model
Airesearch Tpe331 Series
Type
Turbo-prop
Power
904 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2007 – nowUas Transervices INCBoca Raton, FL · current
  2. 1982Hispaniola Airways INCMiami, FL · different airframe: 1961 Boeing 720-022 S/N 18049

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (13)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2003-19-10Fairchild Aircraft, Inc., SA226 Series and SA227 Series AirplanesNov 7, 2003Airframe (SA227-AC)
2002-08-01Fairchild Aircraft, Inc. SA226 and SA227 Series AirplanesJun 6, 2002Airframe (SA227-AC)Certain serial numbers: SA227-AC 420–583; SA227-AT 420–583; SA227-TT 420–583
2001-20-14Fairchild Aircraft, Inc., Models SA226 and SA227 Series AirplanesNov 21, 2001Airframe (SA227-AC)Certain serial numbers: SA226-T T201–T248; SA226-T(A) T(A)249–T(A)-291; SA226-T(B) T(B) 276; SA226-T(B) T(B) 292–T(B) 417; SA226-AT AT001–AT074; SA226-TC TC201–TC419; …
2000-17-11Fairchild Aircraft, Inc., SA226 Series and SA227 Series AirplanesSep 22, 2000Airframe (SA227-AC)Only with: Incorporating Ozone Industries MLG assembly P/N OAS5453-1 (Rev H, J, K, or N) or OAS5453-5 (SA226), or P/N OAS5453-5 (SA227), with P/N OAS5501-1 MLG drag brace assembly.
2000-17-01Fairchild Aircraft, Inc. Models SA226-T, SA226-AT, SA226-T(B), SA226-TC, SA227-AT…Oct 6, 2000Airframe (SA227-AC)Certain serial numbers: SA226-T T201–T275; SA226-T T277–T291; SA226-T(B) T(B) 276; SA226-T(B) T(B) 292–T(B) 417; SA226-AT AT001–AT074; SA226-TC TC201–TC419; …
Show all 13 ADs
ADSubjectEffectiveApplies to
2000-03-17Fairchild Aircraft, Inc. SA226 and SA227 Series AirplanesApr 10, 2000Airframe (SA227-AC)
98-19-15 R1Fairchild Aircraft, Inc. SA226 and SA227 Series AirplanesMar 3, 2000Airframe (SA227-AC)Only with: Equipped with Barber-Colman pitch trim actuators P/N 27-19008-001/-004 or P/N 27-19008-002/-005.
98-06-25Fairchild Aircraft Inc. Models SA226- AT, SA226-TC, SA227-AC, and SA227-AT AirplanesApr 27, 1998Airframe (SA227-AC)Certain serial numbers: SA226-AT AT001–AT074; SA226-TC TC201–TC419; SA227-AC AC406; SA227-AC AC415; SA227-AC AC416; SA227-AC AC420–AC456; …
97-11-13Fairchild Aircraft SA226 and SA227 Series AirplanesJul 11, 1997Airframe (SA227-AC)Certain serial numbers: SA226-T T201–T275; SA226-T T277–T291; SA226-T(B) T(B)276; SA226-T(B) T(B)292–T(B)417; SA226-AT AT001–AT074; SA226-TC TC201–TC419; …
97-10-13Fairchild Aircraft, Inc. SA226 and SA227 Series AirplanesJul 8, 1997Airframe (SA227-AC)Certain serial numbers: SA226-T T201–T275; SA226-T T277–T291; SA226-T(B) T(B)276; SA226-T(B) T(B)292–T(B)417; SA226-AT AT001–AT074; SA226-TC TC201–TC419; …. Only with: Applies to airplanes that do not incorporate an elevator torque tube P/N 27-44026-005, 27-44026-007, or 27-44026-SEO-1-03.
96-19-05Fairchild Aircraft SA226 and SA227 Series AirplanesOct 1, 1996Airframe (SA227-AC)Only with: Equipped with Ozone Industries MLG yoke (MLG assembly P/N OAS5453, dash numbers up to and including -19) or NLG yoke (NLG assembly P/N OAS5451, dash numbers up to and including -17).
94-07-10 R1Fairchild Aircraft SA226 and SA227 Series AirplanesMar 25, 1996Airframe (SA227-AC)Certain serial numbers: SA226-T T201–T275; SA226-T T277–T291; SA226-T(B) T(B)276; SA226-T(B) T(B)292–T(B)417; SA226-AT AT001–AT074; SA226-TC TC201–TC419; …
93-15-02 R1Fairchild Aircraft SA226 and SA227 Series AirplanesApr 17, 1995Airframe (SA227-AC)Only with: Equipped with a Simmonds-Precision pitch trim actuator P/N DL5040M5.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (26)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

  • Hydraulic power · hydraulic line · failedJul 6, 2026

    THE FLIGHT CREW REPORTED THAT THEY EXPERIENCED A LOSS OF HYDRAULIC PRESSURE IN FLIGHT AND THAT AN EMERGENCY LANDING GEAR EXTENSION WAS PERFORMED. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. BUR MAINTENANCE FOUND THE HYDRAULIC LINE TO THE #1 FLAP FAILED AND THE LINE WAS REPLACED. ALL PRESSURE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Propellers · governor · leakingSep 6, 2016

    THE PILOT WAS EN-ROUTE AND WAS ACQUIRING TEND MONITORING DATA AND NOTICED THAT THE RT ENGINE HAD EXCESSIVELY HIGH OIL TEMPERATURE. THE PILOT FOLLOWED THE ABNORMAL PROCEDURES CHECKLIST AND PERFORMED AN IN-FLIGHT SHUTDOWN OF THE RT ENGINE. HE RETURNED TO DEPARTURE AND DECLARED AN EMERGENCY AND…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · crackedDec 10, 2003

    CRACKS FOUND ON LT AND RT SIDES OF FUSELAGE FRAME, DURING LETTER CHECK E AT FS 407.271.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Fuselage · frame · crackedDec 10, 2003

    CRACKS FOUND ON LT AND RT SIDES OF FUSELAGE FRAME, P/N 27-22109-017, DURING LETTER CHECK E AT FS 422.271.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · crackedDec 9, 2003

    CRACKS FOUND ON LT AND RT SIDES OF FUSELAGE FRAME, P/N 27-22104-046, DURING LETTER CHECK E AT FS 392.271.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Navigation · sas servo · failedFeb 26, 1997

    FLT 3482 - DURING TAXI, ELEVATOR JAMMED WHILE CREW PERFORMED FLIGHT CONTROL CHECK. TAKEOFF ABORTED. MAINTENANCE REMOVED AND REPLACED SAS SERVO. OPS CHECK GOOD. (M)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Landing gear · actuator · failedFeb 7, 1997

    FLT 3479 - ON APPROACH INTO DTW, RIGHT MAIN GEAR DID NOT INDICATE DOWN AND LOCKED. CREW CYCLED GEAR TWICE AND DID GET DOWN AND LOCKED INDICATION. AIRCRAFT LANDED IN DTW WITH NO INCIDENT. MAINTENANCE REPLACED RIGHT OUTBOARD MAIN LANDING GEAR ACTUATOR. (M)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Landing gear · downlock switch · failedJan 17, 1997

    FLT 3038 - ON APPROACH INTO STC, GEAR WAS CYCLED SIX TIMES TO GET GREEN DOWN INDICATION ON RIGHT SIDE. MAINTENANCE REPLACED MAIN LANDING GEAR DOWN LOCK SWITCH. (M)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · rib · chafedDec 19, 1996

    DURING A SCHEDULED INSPECTION IN MSP, THE LEFT WS 27 AFT FLAP WELL RIB P/N 27-31080 WAS FOUND CHAFFED BY THE FLAP SWING LINK. BLENDED OUT CHAF DAMAGE AND INSTALLED A REPAIR DOUBLER AS PER EA 01-96132, AND LAR 92-MALA-107. (M)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Doors · warning light · illuminatedSep 6, 1996

    FLT 3451 - IN CRUISE FLIGHT TO AZO, THE CABIN DOOR LIGHT ILLUMINATED IN FLIGHT. THE AIRCRAFT DIVERTED TO AZO. MAINTENANCE INSPECTED THE CABIN DOOR SWITCHES AND BAYONETS. NO DISCREPANCIES NOTED. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY. ALL CHECKS SATISFACTORY. (M)

    From FAA Service Difficulty Reports; matched by N-number and serial number.

Showing the 10 most recent of 26 reports.

Related aircraft

Show all 8 related aircraft
All 55 registered Fairchild SA227-AC aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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