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Aircraft record

N91DP1993 Learjet 31A

Registration validUnclaimedSource: FAA, updated Oct 18, 2026

Safety record in brief:No NTSB accidents or incidents since 19825 ADs may apply1 service difficulty report

Registration
Valid
expires Jan 31, 2028
Based in
Dublin, OH
owner city / state
Owners
1
since 2015
NTSB events
None
since 1982
ADs may apply
5
confirm with A&P
Service reports
1
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Registered owner
N91DP LLC
Owner type
LLC
City, state
Dublin, OH
Certificate issued
Jan 14, 2015
Expires
Jan 31, 2028
Airworthiness
Standard · Transport
Airworthiness date
Aug 10, 1993

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
Learjet
Model
31A
Year
1993
Serial number
079
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
10
Engines
2
Max takeoff weight
12,500 - 19,999 lb
Mode S code
AC94AB

Engine

Make and model
Garrett Tfe731 Series
Type
Turbo-fan
Power
3,500 lb thrust

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

Ownership history

Ownership history from FAA records
  1. 2015 – nowN91DP LLCDublin, OH · current
  2. 1985 – 1995Individual ownerSanta Clara, CA · different airframe: Piccard Ax-6 S/N 741

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 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 (5)

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
2007-17-17Learjet Model 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C Airplanes, and Model…Oct 2, 2007Airframe (31A)Serial numbers per Table 1 of this AD: Bombardier Service Bulletins 31-54-2 Rev 1 and 45-54-3 Rev 2; Learjet Service Bulletins 35/36-54-3 and 55-54-3
2005-13-36Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B…Aug 9, 2005Airframe (31A)Serial numbers per Bombardier Alert Service Bulletins A23/24/25-27-17, A28/29-27-24, A31-27-25, A35/36-27-42 (Table 1 of this AD)
2001-07-11Learjet Model 23, 24, 25, 28, 29, 31, 35, 36, and 55 Series AirplanesMay 1, 2001Airframe (31A)
99-16-03Learjet Model 23, 24, 25, 28, 29, 31, 55, and 60 Series AirplanesSep 7, 1999Airframe (31A)Serial numbers per Learjet Service Bulletins SB 23/24/25-30-3, SB 28/29-30-3, SB 31-30-05, SB 55-30-3, and SB 60-30-4, dated October 27, 1998
95-21-03Learjet Model 31A and 60 AirplanesOct 26, 1995Airframe (31A)Certain serial numbers: 31A 31-093–31-108; 60 60-034–60-061

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

Service Difficulty Reports (1)

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.

  • Air conditioning and pressurization · blower motor · malfunctionedAug 16, 2007

    AIRCRAFT EN ROUTE FROM MDW TO MYGF AT FLIGHT LEVEL 45,000FT WHEN CREW NOTICED SMOKE COMING FROM OVERHEAD VENT. CREW DECLARED AN EMERGENCY AND INITIATED AN EMERGENCY DESCENT INTO SDF. THE CREW DISENGAGED CABIN VENTILATION WHICH CAUSED SMOKE TO CEASE. CONTINUED WITH DESCENT INTO SDF WITH NO FURTHER…

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

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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