Fixed Wing Single Engine · CONT MOTOR IO 520 SERIES · as of Sep 21, 2026
Resources Manufacturer · Beechcraft / Textron Aviation ↗ Service Bulletins ↗ Engine · Continental Aerospace Technologies ↗ Search FAA TCDS ↗ Type Club · American Bonanza Society ↗ Owner Forum · BeechTalk ↗
Distribution · currently registered
By state (top 10)
- AZ 15.0% 3
- TX 15.0% 3
- AL 10.0% 2
- MT 10.0% 2
- GA 10.0% 2
- TN 5.0% 1
- WA 5.0% 1
- NY 5.0% 1
- UT 5.0% 1
- OK 5.0% 1
+3 more states
By decade of manufacture
- 1960s 95.0% 19
- Unknown 5.0% 1
NTSB records
3 event(s) on file. Showing the most recent 3.
- Jul 17, 2007 N7927R Laurel, Montana NTSB docket ↗
- Mar 1, 1985 N8112R RICHFIELD, Utah NTSB docket ↗
- Jul 3, 1979 N277F STAR PRAIRIE, Wisconsin NTSB docket ↗
Airworthiness directives
24 directive(s) on file. Showing the most recent 24.
- Apr 17, 2024
Airworthiness Directives; Various Airplanes
The FAA is revising a notice of proposed rulemaking (NPRM) that applied to various airplanes modified with a certain configuration of the Garmin GFC 500 Autopilot System installed per Supplemental Type Certificate (STC) No. SA01866WI. This action revises the NPRM by removing airplane models from and adding airplane mo…
- Jun 12, 2023
Airworthiness Directives; Various Airplanes, Helicopters, and Engines
The FAA is adopting a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v-band coupling installed. This AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at the tailpipe to t…
- Jul 27, 2022
Airworthiness Directives; Various Airplanes, Helicopters, and Engines
The FAA proposes to adopt a new airworthiness directive (AD) for turbocharged, reciprocating engine-powered airplanes and helicopters and turbocharged, reciprocating engines with a certain v- band coupling installed. This proposed AD was prompted by multiple failures of spot-welded, multi-segment v-band couplings at t…
- Apr 20, 2007
Airworthiness Directives; Raytheon Aircraft Company (The Beech Aircraft Company and BEECH previously held Type Certificate Nos. 3A15, 3A16, 5A3, and A-777) Models 35-33, 35-A33, 35-B33, 35-C33, E33, F33, G33, 35-C33A, E33A, F33A, E33C, F33C, 35, A35, B35, C35, D35, E35, F35, G35, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B, 36, A36, A45 (T-34A, B45), D45 (T-34B), 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B (T-42A), 95-C55, 95-C55A, D55, D55A, E55, E55A, 56TC, A56TC, 58, 95, B95, B95A, D95A, and E95 Airplanes
We are adopting a new airworthiness directive (AD) that supersedes AD 72-22-01, which applies to certain Raytheon Aircraft Company (RAC) (The Beech Aircraft Company and BEECH previously held Type Certificate Nos. 3A15, 3A16, 5A3, and A-777) Models 33, 35, 36, 45, and 95 series airplanes. AD 72-22-01 currently requires…
- Apr 12, 2007
Airworthiness Directives; McCauley Propeller Systems Models 3A32C406/82NDB-X and D3A32C409/82NDB-X Propellers
The FAA is adopting a new airworthiness directive (AD) for McCauley Propeller Systems models 3A32C406/82NDB-X and D3A32C409/82NDB- X propellers, installed on Teledyne Continental Motors (TCM) IO-520, TSIO-520, or IO-550 reciprocating engines. These propellers are herein referred to as C406 and C409 propellers, respect…
- Dec 11, 2006
Airworthiness Directives; Raytheon Aircraft Company (The Beech Aircraft Company and BEECH Previously Held Type Certificate Nos. 3A15, 3A16, 5A3, and A-777) Models 35-33, 35-A33, 35-B33, 35-C33, E33, F33, G33, 35-C33A, E33A, F33A, E33C, F33C, 35, A35, B35, C35, D35, E35, F35, G35, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B, 36, A36, A45 (T-34A, B45), D45 (T-34B), 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B (T-42A), 95-C55, 95-C55A, D55, D55A, E55, E55A, 56TC, A56TC, 58, 95, B95, B95A, D95A, and E95 Airplanes
We propose to supersede Airworthiness Directive (AD) 72-22-01, which applies to certain Raytheon Aircraft Company (RAC) (The Beech Aircraft Company and BEECH previously held Type Certificate Nos. 3A15, 3A16, 5A3, and A-777) Models 33, 35, 36, 45, and 95 series airplanes. AD 72-22-01 currently requires you to determine…
- Nov 16, 2005
Airworthiness Directives; McCauley Propeller Systems Models 3A32C406/82NDB-X and D3A32C409/82NDB-X Propellers
The FAA proposes to adopt a new airworthiness directive (AD) for McCauley Propeller Systems models 3A32C406/82NDB-X and D3A32C409/ 82NDB-X propellers, installed on Teledyne Continental Motors (TCM) IO- 520, TSIO-520, or IO-550 reciprocating engines. These propellers are herein referred to as C406 and C409 propellers,…
- 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…
- 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…
- 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…
- 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…
- 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…
- Oct 18, 2000
Airworthiness Directives; Raytheon Aircraft Company Beech Models 35-C33A, E33A, E33C, F33A, F33C, S35, V35, V35A, V35B, 36, and A36 Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply 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. The proposed AD would require y…
- Nov 30, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This amendment adopts a new airworthiness directive (AD) that applies to all aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. This AD requires incorporating revised operating limit…
- Oct 29, 1999
Airworthiness Directives; Bob Fields Aerocessories Inflatable Door Seals
This document proposes to revise Airworthiness Directive (AD) 98-21-21, which currently requires de-activating the electric door seal inflation system for all aircraft equipped with Bob Fields Aerocessories inflatable door seals. Since issuance of that AD, the manufacturer has developed a modification that would allow…
- Jul 7, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This document proposes to adopt a new airworthiness directive (AD) that would apply to all U.S. owners and operators of aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. The propose…
- Mar 5, 1999
Airworthiness Directives; Raytheon Aircraft Company 17, 18, 19, 23, 24, 33, 35, 36/A36, A36TC/B36TC, 45, 50, 55, 56, 58, 58P, 58TC, 60, 65, 70, 76, 77, 80, 88, and 95 Series Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to certain Raytheon Aircraft Company (Raytheon) 17, 18, 19, 23, 24, 33, 35, 36/A36, A36TC/B36TC, 45, 50, 55, 56, 58, 58P, 58TC, 60, 65, 70, 76, 77, 80, 88, and 95 series airplanes. This AD requires installing a placard on the fuel tank selector to w…
- Dec 18, 1998
Airworthiness Directives; McCauley Propeller Systems Models 2A36C23/84B-0 and 2A36C82/84B-2 Propellers
This amendment adopts a new airworthiness directive (AD) that is applicable to McCauley Propeller Systems (formerly McCauley Accessory Division, The Cessna Aircraft Company) Models 2A36C23/84B-0 and 2A36C82/84B-2 propellers. This action supersedes priority letter AD 89-26-08 that currently requires penetrant inspectio…
- Oct 15, 1998
Airworthiness Directives; Bob Fields Aerocessories Inflatable Door Seals
This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 98-21-21, which was sent previously to all known U.S. owners and operators of aircraft equipped with Bob Fields Aerocessories inflatable door seals installed in accordance with the applicable supplemental type certificat…
- Oct 9, 1998
Airworthiness Directives; Raytheon Aircraft Company 17, 18, 19, 23, 24, 33, 35, 36/A36, A36TC/B36TC, 45, 50, 55, 56, 58, 58P, 58TC, 60, 65, 70, 76, 77, 80, 88, and 95 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to certain Raytheon Aircraft Company (Raytheon) 17, 18, 19, 23, 24, 33, 35, 36/A36, A36TC/B36TC, 45, 50, 55, 56, 58, 58P, 58TC, 60, 65, 70, 76, 77, 80, 88, and 95 series airplanes. The proposed AD would require installing a placard on…
- Dec 19, 1997
Airworthiness Directives; Teledyne Continental Motors IO-360, TSIO-360, LTSIO-360, IO-520, LIO-520, TSIO-520, LTSIO-520 Series, and Rolls-Royce plc IO-360 and TSIO-360 Series Reciprocating Engines
This amendment supersedes an existing airworthiness directive (AD), applicable to certain Teledyne Continental Motors (TCM) IO-520 and TSIO-520 series reciprocating engines, that currently requires ultrasonic inspection for subsurface fatigue cracks in crankshafts installed in TCM IO-520 and TSIO-520 series engines an…
- Jul 21, 1997
Airworthiness Directives; Raytheon Aircraft Company (Formerly Known as Beech Aircraft Corporation) Models E33, F33, G33, E33A, F33A, E33C, F33C, C35, D35, E35, F35, G35, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B, V35TC, V35ATC, V35BTC, 36, A36, A36TC, B36TC, 50, B50, C50, 95-55, 95A55, 95B55, 95C55, D55, E55, 56TC, A56TC, 58, 58TC, 95, B95, B95A, D95A, and E95 Airplanes
This amendment adopts a new airworthiness directive (AD) that applies to Raytheon Aircraft Company (formerly known as Beech Aircraft Corporation) Models E33, F33, G33, E33A, F33A, E33C, F33C, C35, D35, E35, F35, G35, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B, V35TC, V35ATC, V35BTC, 36, A36, A36TC, B36TC, 50,…
- Aug 24, 1995
Airworthiness Directives; Teledyne Continental Motors IO-360, TSIO-360, LTSIO-360, IO-520, and TSIO-520 Series Reciprocating Engines
This notice revises a proposal to issue an airworthiness directive (AD), applicable to certain Teledyne Continental Motors (TCM) IO-360, TSIO-360, LTSIO-360, IO-520, and TSIO-520 series engines. Airworthiness directive 87-23-08 currently requires ultrasonic inspections for sub-surface fatigue cracks in crankshafts ins…
- Nov 2, 1994
Airworthiness Directives; Beech Aircraft Corporation 33, 35, and 36 Series Airplanes
This document proposes to supersede Airworthiness Directive 92-08-07, which currently requires inspecting (one-time) the wing front spar carry-through frame structure for cracks on certain Beech 33, 35, and 36 series airplanes, and, if found cracked, repairing or reinforcing. The Federal Aviation Administration (FAA)…
Type certificate data sheets · 1 match in the FAA catalog
- 3A15 Textron Aviation Inc. Historical Rev 100 · 12/16/2025
Models: E33A, G33, 35-33, E33C + 23 more
Supplemental type certificates · 3 on file
- 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. DRS ↗
- 03/10/1999 STC SA00680SE (1 OF 6 Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. Electronics International DRS ↗
- 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 DRS ↗
Advisory circulars & Federal Register
ACs mentioning BEECH or E33C
Recent Federal Register · Parts 91 & 43
- 2026-09-14 Use of Certain Restricted Category Aircraft for the Transport of Firefighters for Wildfire Suppression FR ↗
- 2026-07-31 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
- 2026-07-02 Enabling Supersonic Overland Flight FR ↗
- 2026-07-01 Mechanic Certification: Inspection Rating and Recent Experience Requirements FR ↗
- 2026-06-30 Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility; Extension of Comment Period FR ↗
Registered N-numbers · 20
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N160U | AZ | 1960 | · | Look up ↗ |
| N1KY | TN | 1968 | · | Look up ↗ |
| N233C | WA | 1969 | · | Look up ↗ |
| N277F | TX | 1969 | ● | Look up ↗ |
| N4376R | AL | 1969 | · | Look up ↗ |
| N455DC | MT | 1968 | · | Look up ↗ |
| N544ST | NY | 1969 | · | Look up ↗ |
| N5552 | AZ | 1969 | · | Look up ↗ |
| N73FP | GA | 1968 | · | Look up ↗ |
| N7732R | AL | 1968 | · | Look up ↗ |
| N7735R | UT | 1968 | · | Look up ↗ |
| N7741R | GA | 1968 | · | Look up ↗ |
| N775JW | OK | 1968 | · | Look up ↗ |
| N77AB | FL | 1968 | · | Look up ↗ |
| N7853R | AZ | — | · | Look up ↗ |
| N7913R | TX | 1969 | · | Look up ↗ |
| N7927R | MT | 1969 | ● | Look up ↗ |
| N79MM | TX | 1969 | · | Look up ↗ |
| N808TS | NC | 1968 | · | Look up ↗ |
| N8112R | NM | 1969 | ● | Look up ↗ |
Source — FAA Aircraft Registry
Sources
- FAA Aircraft Registry ↗ Refreshed Apr 27, 2026 Available
- NTSB CAROL ↗ Refreshed Jun 10, 2026 Available
- Federal Register (FAA Airworthiness Directives) ↗ Refreshed Apr 27, 2026 Available