Type Record · As of May 3, 2026
BEECH 99
Fixed Wing Multi Engine · P & W PT6A-28
Registered
25
Year Range
1968–1985
NTSB Events
8
Airworthiness Directives
42
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered BEECH 99 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- WI 20.0% 5
- UT 20.0% 5
- MN 16.0% 4
- FL 16.0% 4
- TX 12.0% 3
- AK 8.0% 2
- NC 4.0% 1
- DE 4.0% 1
By Decade of Manufacture
- 1960s 76.0% 19
- 1970s 8.0% 2
- 1980s 4.0% 1
- Unknown 12.0% 3
02 / NTSB Records
Events involving BEECH 99 aircraft
8 event(s) on file. Showing the most recent 8.
-
Mar 29, 2018
N31TNKing Salmon, Alaska
NTSB Docket → -
Dec 22, 2006
N799CZMosinee, Wisconsin
NTSB Docket → -
Dec 16, 2003
N399CZMosinee, Wisconsin
NTSB Docket → -
Aug 20, 1994
N14MVHELENA, Montana
NTSB Docket → -
Jul 16, 1985
N95WALOUISVILLE, Kentucky
NTSB Docket → -
Apr 18, 1982
N95WAASHEVILLE, North Carolina
NTSB Docket → -
Mar 29, 1981
N100BAMORRIS, Illinois Minor
NTSB Docket → -
Nov 12, 1975
N100BABECKLEY, West Virginia
NTSB Docket →
02c / Academic Research
Scholarly work mentioning BEECH 99
Papers and reports across NASA, NTSB, FAA CAMI, AOPA ASI, Embry-Riddle, arXiv, and the broader academic graph that mention this airframe. Title or keyword match — drill into each for full abstract + author list + PDF link.
- Embry-Riddle Scholarly Commons 2022 · Journal article (JAAER)
A Panel Study of Outsourced Maintenance Impact on Major U.S. Passenger Airlines' Profitability (1995-2019)
This study investigates eight viable United States major passenger airlines' outsourced maintenance impact on profitability between 1995 and 2019 by using panel data analysis.
- NASA NTRS 2019 · Conference Publication (CP)
The 1991 International Conference on Aging Aircraft and Structural Airworthiness
Civil aviation serves a strategic interest to the United States. Thus, the need to maintain a high standard of aviation safety is axiomatic.
- NASA NTRS 2019 · Abstract
U.S. Civil Rotorcraft Accidents, 1963 through 1997
The U.S. National Transportation Safety Board (NTSB) has recorded 8,436 rotorcraft accidents during the period mid - 1963 through the end of 1997.
- NASA NTRS 2019 · Technical Memorandum (TM)
U.S. Civil Rotorcraft Accidents, 1963 Through 1997
Narrative summary data produced by the U.S. National Transportation Safety Board (NTSB) has been obtained and analyzed for all 8,436 U.S.
- NASA NTRS 2019 · Technical Memorandum (TM)
An Analysis of U.S. Civil Rotorcraft Accidents by Cost and Injury (1990-1996)
A study of rotorcraft accidents was conducted to identify safety issues and research areas that might lead to a reduction in rotorcraft accidents and fatalities.
- NASA NTRS 2019 · Conference Paper
Analysis of Convair 990 rejected-takeoff accident with emphasis on decision making, training and procedures
This paper analyzes a NASA Convair 990 (CV-990) accident with emphasis on rejected-takeoff (RTO) decision making, training, procedures, and accident statistics.
Browse the full corpus — academia portal ↗
03 / Airworthiness Directives
FAA directives applicable to BEECH 99
42 directive(s) on file. Showing the most recent 25 · 17 more in the Federal Register.
-
Dec 7, 2020
Airworthiness Directives; Textron Aviation, Inc. Airplanes (Type Certificate Previously Held by Beechcraft Corporation)
The FAA is adopting a new airworthiness directive (AD) for certain Textron Aviation Inc. (Textron) (type certificate previously held by Beechcraft Corporation) Models F90, 65-90, 65-A90, B90, C90, H90 (T-44A), E90, 65-A90-1 (JU-21A, U-21A, RU-21A, RU-21D, U-21G, RU- 21H), 65-A90-2 (RU-21B), 65-A90-3 (RU-21C), 65-A90-4…
-
Jun 26, 2006
Airworthiness Directives; Raytheon Aircraft Company 65, 90, 99, and 100 Series Airplanes
We are adopting a new airworthiness directive (AD) that supersedes AD 92-07-05, which applies to certain Raytheon Aircraft Company (Raytheon) (formerly Beech) 65, 90, 99, and 100 series airplanes. AD 92-07-05 currently requires you to inspect the rudder trim tab for proper moisture drainage provisions, and if the corr…
-
Jun 16, 2006
Airworthiness Directives; General Machine-Diecron, Inc. Actuator Nut Assembly for the Right Main Landing Gear Installed on Certain Raytheon Aircraft Company (Formerly Beech) Airplanes
The FAA adopts a new airworthiness directive (AD) for General Machine--Diecron, Inc. (GMD) actuator nut assembly, part number (P/N) GMD115-810029-17 and P/N GMD115-810029-23, that are installed on certain Raytheon Aircraft Company (Raytheon) (formerly Beech) airplanes that are not equipped with a hydraulic main landin…
-
Feb 6, 2006
Airworthiness Directives; Raytheon Aircraft Company 65, 90, 99, and 100 Series Airplanes
The FAA proposes to supersede Airworthiness Directive (AD) 92- 07-05, which applies to certain Raytheon Aircraft Company (Raytheon) 65, 90, 99, and 100 series airplanes. AD 92-07-05 currently requires you to inspect the rudder trim tab for proper moisture drainage provisions, and if the correct drainage provisions do…
-
Feb 3, 2006
Airworthiness Directives; General Machine-Diecron, Inc. Actuator Nut Assembly for the Right Main Landing Gear
The FAA proposes to adopt a new airworthiness directive (AD) for General Machine--Diecron, Inc. (GMD) actuator nut assembly, part number (P/N) GMD115-810029-17 and P/N GMD115-810029-23, that are installed on certain airplanes. This proposed AD would require you to determine by maintenance records check and/or inspecti…
-
Sep 9, 2005
Airworthiness Directives; Goodrich De-icing and Specialty Systems “FASTprop” Propeller De-icers
The FAA is adopting a new airworthiness directive (AD) for Goodrich De-icing and Specialty Systems "FASTprop" propeller de- icers, part numbers P4E1188 series, P4E1601 series, P4E2200 series, P4E2271-10, P4E2575-7, P4E2575-10, P4E2598-10, P5855BSW, P6199SW, P6592SW, P6662SW, and P6975-11, installed. This AD requires i…
-
Jul 14, 2005
Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers
The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC- B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC- B5MP-3 propellers, installed with propeller mounting bolts, part number (P/N) B-3339. This AD requires initial and repeti…
-
Jun 7, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This AD requires you to replace the airplane flight manual suppl…
-
Apr 6, 2005
Airworthiness Directives; Goodrich De-icing and Specialty Systems “FASTprop” Propeller De-icers
The FAA proposes to adopt a new airworthiness directive (AD) for Goodrich De-icing and Specialty Systems "FASTprop" propeller de- icers, part numbers P4E1188 series, P4E1601 series, P4E2200 series, P4E2271-10, P4E2575-7, P4E2575-10, P4E2598-10, P5855BSW, P6199SW, P6592SW, P6662SW, and P6975-11, installed. This propose…
-
Mar 4, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This proposed AD would require you to replace the air…
-
Jan 6, 2005
Airworthiness Directives; Raytheon Aircraft Company 90, 99, 100, 200, and 300 Series Airplanes
The FAA is adopting a new airworthiness directive (AD) to supersede (AD) 98-15-13, which applies to certain Raytheon Aircraft Company 90, 100, 200, and 300 series airplanes. This AD adds the Raytheon Beech 99 series to the applicability listed in AD 98-15-13. The compliance actions remain the same for those aircraft o…
-
Oct 14, 2004
Airworthiness Directives; Raytheon Aircraft Company 90, 99, 100, 200, and 300 Series Airplanes
The FAA proposes to supersede Airworthiness Directive (AD) 98- 15-13, which applies to certain Raytheon Aircraft Company 90, 100, 200, and 300 series airplanes. This proposed supersedure adds the Raytheon Beech 99 series to the applicability listed in AD 98-15-13. No change in the compliance action is proposed for tho…
-
Mar 1, 2004
Airworthiness Directives; Raytheon Aircraft Corporation Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) Airplanes
The FAA is revising Airworthiness Directive (AD) 2001-13-18, which applies to Raytheon Aircraft Corporation (Raytheon) Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) airplanes. AD 2001-13-18 currently requires you to repetitively inspect the wing spar assembly for cracks and replace any wing spar assembly…
-
Oct 22, 2002
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop and TSE331-3U Series Turboshaft Engines
This amendment adopts a new airworthiness directive (AD), that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Engine Division, Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and TSE331-3U series turboshaft engines. This amend…
-
Feb 19, 2002
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop and TSE331-3U Series Turboshaft Engines
The Federal Aviation Administration (FAA) proposes to adopt a new airworthiness directive (AD) that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Engine Division, Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and model TSE3…
-
Jan 22, 2002
Airworthiness Directives; Raytheon Aircraft Company Beech Models 65-90, 65-A90, 65-A90-1, 65-A90-4, B90, C90, C90A, E90, and H-90 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) Beech Models 65-90, 65-A90, 65-A90-1, 65-A90-4, B90, C90, C90A, E90, and H-90 airplanes. This AD requires you to repetitively inspect the main landing gear upper torque knees and lower torque knees for…
-
Dec 3, 2001
Airworthiness Directives; GARMIN International GNS 430 Units
This amendment adopts a new airworthiness directive (AD) that applies to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. This AD requires you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. This AD is the result of reports of ina…
-
Oct 11, 2001
Airworthiness Directives; Raytheon Model Beech 400A Series Airplanes
This amendment adopts a new airworthiness directive (AD), applicable to certain Raytheon (Beech) Model 400A series airplanes, that requires replacement of certain bus bars connecting the battery and external power receptacle to the airframe ground with a new, improved bus bar. This amendment is prompted by reports of…
-
Aug 27, 2001
Airworthiness Directives; Raytheon Aircraft Company Beech Models 65-90, 65-A90, 65-A90-1, 65-A90-4, B90, C90, C90A, E90, and H-90 Airplanes
This document proposes a new airworthiness directive (AD) that would apply to certain Raytheon Aircraft Company (Raytheon) Beech Models 65-90, 65-A90, 65-A90-1, 65-A90-4, B90, C90, C90A, E90, and H-90 airplanes. This proposed AD would require you to repetitively inspect the main landing gear upper torque knees and low…
-
Aug 6, 2001
Airworthiness Directives; GARMIN International GNS 430 Units
This document proposes to adopt a new airworthiness directive (AD) that would apply to certain GARMIN International (GARMIN) GNS 430 units that are installed on aircraft. The proposed AD would require you to modify the unit to incorporate circuitry changes to the GNS 430 unit's deviation and flag outputs. The proposed…
-
Jul 2, 2001
Airworthiness Directives; Raytheon Aircraft Company Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) Airplanes
This document supersedes Airworthiness Directive (AD) 99-12- 02, which currently requires flight and operating limitations on Raytheon Aircraft Corporation (Raytheon) Beech Models 45 (YT-34), A45 (T-34A, B-45), and D45 (T-34B) airplanes. AD 99-12-02 resulted from a report of an in-flight separation of the right wing o…
-
Jun 6, 2001
Airworthiness Directives; Raytheon Aircraft Company Models 99, 99A, 99A (FACH), A99, A99A, B99, and C99 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) Models 99, 99A, 99A (FACH), A99, A99A, B99, and C99 airplanes. This AD requires you to inspect all main landing gear (MLG) hydraulic actuators to determine the end cap part number that is installed, an…
-
Apr 20, 2001
Airworthiness Directives; Raytheon Aircraft Company Beech Models 35-C33A, E33A, E33C, F33A, F33C, S35, V35, V35A, V35B, 36, and A36 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to all Raytheon Aircraft Company (Raytheon) Beech Models 35- C33A, E33A, E33C, F33A, F33C, S35, V35, V35A, V35B, 36, and A36 airplanes that incorporate a certain Teledyne Continental engine configuration. This AD requires you to repetitively replace…
-
Feb 2, 2001
Airworthiness Directives; Raytheon Aircraft Company Beech Models 60, A60, and B60 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) Beech Models 60, A60, and B60 airplanes. This AD requires you to inspect for the existence of any lower forward wing bolts with the Mercury Aerospace trademark, and replace any such bolt with an FAA-ap…
-
Jan 8, 2001
Airworthiness Directives; Raytheon Aircraft Company Beech Models A36, B36TC, and 58 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) Beech Models A36, B36TC, and 58 airplanes. This AD requires you to inspect for missing rivets on the right hand side of the fuselage and, if necessary, install rivets. Raytheon has identified several i…
04 / Type Certificate Data Sheets
FAA TCDS for BEECH 99
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- A14CE Historical Rev 36 · 12/26/2003
Raytheon Aircraft Company
Models: A99A, 99A, B100, A100A + 8 more
06 / Supplemental Type Certificates
Modifications approved for BEECH 99
3 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
07/08/2005
STC SA00680SE (1 OF 6
Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.
Electronics International Inc.
-
03/10/1999
STC SA00680SE (1 OF 6
Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.
Electronics International
-
12/10/1997
STC SA00749AT
Modification of flush type fuel caps for installation of a locking cylinder and keeper. (1964 and subsequent)
Aero Trim, Inc
07 / PMA replacement parts
FAA-approved replacement parts for BEECH 99
15 parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
-
23S-2128-3-1#https://drs.faa.gov/browse/excelExternalWindow/EDA91B83777C118386257B48006FBEC3.0001##
Horizontal Stabilizer Boot
UTC Aerospace Systems, Goodrich Sensors & Integrated Systems replaces Beech P/N 115-380114-5
PMA holder → -
23S-2128-4-1#https://drs.faa.gov/browse/excelExternalWindow/09898CD96FA27FA886257B48006FBEC7.0001##
Vertical Fin Boot
UTC Aerospace Systems, Goodrich Sensors & Integrated Systems replaces Beech P/N 115-380114-7
PMA holder → -
23S-2128-3-1#https://drs.faa.gov/browse/excelExternalWindow/D9095D499B0592BA86257A990064D72A.0001##
Horizontal Stabilizer Boot
UTC Aerospace Systems, Goodrich Sensors & Integrated Systems replaces Beech P/N 115-380114-5
PMA holder → -
23S-2128-4-1#https://drs.faa.gov/browse/excelExternalWindow/9128523E81DD858B86257A990064D72B.0001##
Vertical Fin Boot
UTC Aerospace Systems, Goodrich Sensors & Integrated Systems replaces Beech P/N 115-380114-7
PMA holder → -
1001#https://drs.faa.gov/browse/excelExternalWindow/7388F93D36213A33862576C50058BD40.0001##
Inverter Rack
Avcon Industries Inc replaces Modification Part
PMA holder → -
TR-50-810319#https://drs.faa.gov/browse/excelExternalWindow/646A3C8CC0C40B7586257C2E005BF47E.0001##
Axle - Main Landing Gear
Aerospace Turbine Rotables replaces 50-810319
PMA holder → -
TR-50-810319#https://drs.faa.gov/browse/excelExternalWindow/76099E02C6A95859862579E90067E82F.0001##
Axle - Main Landing Gear
Aerospace Turbine Rotables replaces 50-810319
PMA holder → -
2900-7#https://drs.faa.gov/browse/excelExternalWindow/EA327A9205005F4386257848006D101A.0001##
Fuel Cell Assembly
FFC Manufacturing replaces Beech 99-380000-7
PMA holder → -
2900-5#https://drs.faa.gov/browse/excelExternalWindow/BAB63175680DE15586257848006D0FEE.0001##
Fuel Cell Assembly
FFC Manufacturing replaces Beech 99-380000-5
PMA holder → -
250SG114Q#https://drs.faa.gov/browse/excelExternalWindow/23D3076D99E1C0718625774500681143.0001##
Starter- Generator
Skurka Aerospace Inc replaces Modification Part
PMA holder → -
250SG111Q#https://drs.faa.gov/browse/excelExternalWindow/C1BB02C89941DC50862577450068110E.0001##
Starter- Generator
Skurka Aerospace Inc replaces Modification Part
PMA holder → -
P/N AQS-2037, as shown on Aero Design Dwg. No. A-1041A, I/R, dated 10/26/94, or Later FAA Approval#https://drs.faa.gov/browse/excelExternalWindow/C00072B3FE1466D286257F62006203F4.0001##
Aero Design, Temperature Probe
Aero Design Inc/A HEICO Aerospace Company replaces Availl P/N BS2054
PMA holder → -
CA105740X-YK0563#https://drs.faa.gov/browse/excelExternalWindow/7E8E4FF66E96D3BF86257C240056D97B.0001##
Bushing
PMA Products Inc replaces Beech, Bushing P/N 105740X-YK0563
PMA holder → -
CA105740X-YD0160#https://drs.faa.gov/browse/excelExternalWindow/48144CE4FA09D1A886257C240056D935.0001##
Bushing
PMA Products Inc replaces Beech, Bushing P/N 105740X-YD0160
PMA holder → -
10000001#https://drs.faa.gov/browse/excelExternalWindow/35E87A83AA70DCFA862573FD0073DD3C.0001##
Recognition Light -Stabilizer
Devore Aviation Corp of America replaces -
PMA holder →
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for BEECH 99
Advisory Circulars
ACs whose subject explicitly mentions BEECH or 99.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 25 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N100BA | MN | 1968 | ● | Look up ↗ |
| N108BA | MN | — | · | Look up ↗ |
| N109CZ | WI | 1969 | · | Look up ↗ |
| N128SF | NC | 1969 | · | Look up ↗ |
| N130BA | MN | 1969 | · | Look up ↗ |
| N14MV | UT | 1969 | ● | Look up ↗ |
| N164HA | FL | 1968 | · | Look up ↗ |
| N189WA | TX | 1969 | · | Look up ↗ |
| N191WA | TX | 1970 | · | Look up ↗ |
| N192WA | TX | 1973 | · | Look up ↗ |
| N199CZ | WI | 1968 | · | Look up ↗ |
| N24BH | UT | 1985 | · | Look up ↗ |
| N299CZ | WI | 1969 | · | Look up ↗ |
| N31TN | AK | 1969 | ● | Look up ↗ |
| N390RH | UT | — | · | Look up ↗ |
| N399CZ | WI | 1969 | ● | Look up ↗ |
| N39TN | AK | 1968 | · | Look up ↗ |
| N4199C | FL | 1968 | · | Look up ↗ |
| N450NA | DE | — | · | Look up ↗ |
| N70NP | MN | 1968 | · | Look up ↗ |
| N7862R | FL | 1969 | · | Look up ↗ |
| N799CZ | WI | 1969 | ● | Look up ↗ |
| N802BA | FL | 1968 | · | Look up ↗ |
| N95WA | UT | 1968 | ● | Look up ↗ |
| N999DZ | UT | 1968 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →