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Will search within "Airworthiness Standards: Aircraft Engines" only. Search all ACs.

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Number Office Title Date
33-6 ANE-110 Weld Repair of Aluminum Crankcases and Cylinders of Piston Engines Provides information and guidance concerning acceptable means, but not the only means, for the development of process specifications for weld repairs on crankcases and cylinders of piston engines. 12-20-1994
33-3 ANE-100 Turbine and Compressor Rotors Type Certification Substantiation Procedures Sets forth guidance and acceptable means, not the sole means, by which compliance may be shown with the turbine and compressor rotor substantiation requirements in FAR Part 33. 09-09-1968
33-83A ANE-111 Turbine Engine Vibration Test 09-29-2006
33.63-1 ANE-110 Turbine Engine Vibration This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the vibration requirements of § 33.63 of Title 14 of the Code of Federal Regulations (14 CFR part 33). 07-25-2007
33-5 ANE-110 Turbine Engine Rotor Blade Containment/Durability Provides guidance and acceptable methods, but not the only methods, that may be used by an applicant in showing compliance with the turbine engine rotor blade containment requirements of Part 33 of the Federal Aviation Regulations (FAR). 06-18-1990
33.78-1 ANE-110 Turbine Engine Power-Loss and Instability in Extreme Conditions of Rain and Hail Provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the requirements contained under Title 14 of the Code of Federal Regulations (14 CFR), part 33, sections 33.78(a)(2) and 33.78(c). 02-08-2000
33-1B ANE-100 Turbine Engine Foreign Object Ingestion and Rotor Blade Containment Type Certification Procedures Provides guidance and acceptable means, not the sole means, by which compliance may be shown with the design and construction requirements of Part 33 of the Federal Aviation Regulations. 04-22-1970
33.74-92-1A ANE-110 Turbine Engine Continued Rotation and Rotor Locking 07-23-2003
33.74/92-1A ANE-110 Turbine Engine Continued Rotation and Rotor Locking Provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the continued rotation and rotor locking requirements of part 33 of the Federal Aviation Regulations (FARs). 07-23-2003
33.65-1 ANE-110 Surge and Stall Characteristics of Aircraft Turbine Engines Provides guidance material for acceptable means of demonstrating compliance with the requirements of Part 33 of the Federal Aviation Regulations (FAR) relative to surge and stall characteristics and thrust response of turbine engines. These guidelines do not constitute a regulation and are therefore not mandatory. 12-06-1985
33.15-1 ANE-110 Manufacturing Process of Premium Quality Titanium Alloy Rotating Engine Components Provides guidance for compliance with the provisions under Title 14 under the Code of Federal Regulations, Part 33 (14 CFR 33) pertaining to the materials suitability and durability requirements, 33.15, as applicable to the manufacture of titanium alloy high energy rotating parts of aircraft engines. 09-22-1998
33.4-2 ANE-110 Instructions for Continued Airworthiness: In-Service Inspection of Safety Critical Turbine Engine Parts at Piece-Part Opportunity Instructions for Continued Airworthiness: In-Service Inspection of Safety Critical Turbine Engine Parts at Piece-Part Opportunity 03-08-2001
33.4-3 ANE-111 Instructions for Continued Airworthiness, Aircraft Engine High Intensity Radiated Fields (HIRF) and Lightning Protection Features 09-16-2005
33.4-1 ANE-110 Instructions for Continued Airworthiness Provides guidance on acceptable methods, but not the only methods, of compliance with section 33.4 of the Federal Aviation Regulations, Title 14, Code of Federal Regulations. 08-27-1999
33.90-1 ANE-110 Initial Maintenance Inspection (IMI), 14 CFR §33.90, Test for Turbine Engines Initial Maintenance Inspection (IMI), 14 CFR §33.90, Test for Turbine Engines 03-05-2004
33-8 ANE-111 Guidance for Parts Manufacturer Approval of Turbine Engine and Auxiliary Power Unit Parts under Test and Computation

This advisory circular (AC) provides guidance for developing substantiation data to support the design approval of critical and complex turbine engine and auxiliary power unit (APU) parts produced under parts manufacturer approval (PMA). This guidance is for the comparative test and analysis method used to show compliance to the airworthiness requirements under test and computation, per § 21.303 of Title 14 of the Code of Federal Regulations(14 CFR). This method supports showing the engine or APU still complies with 14 CFR part 33 and Technical Standard Order (TSO) C77.

b. Additionally, this AC provides information on developing a continued operational safety (COS) plan and part numbering for turbine engine parts.

08-19-2009
33-7A ANE-111 Guidance for 30-Second and 2-Minute One-Engine-Inoperative (OEI) Ratings for Rotorcraft Turbine Engines This advisory circular (AC) provides guidance and acceptable means, but not the only means, for demonstrating compliance with the specific requirements applicable to 30-second and 2-minute One-Engine-Inoperative (OEI) rotorcraft turbine engine ratings in part 33 of Title 14 of the Code of Federal Regulations (14 CFR part 33). 06-11-2009
33.70-1 ANE-111 Guidance Material for Aircraft Engine Life-Limited Parts Requirements 07-31-2009
33.19-1 ANE-110 Guidance Material for 14 CFR §33.19, Durability, for Reciprocating Engine Redesigned Parts This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate the redesigned parts for reciprocating engines comply with the requirements of §33.19 of Title 14 of the Code of Federal Regulations (14 CFR). This AC addresses major types design changes, parts manufacturing approvals (PMA), and supplemental type certificates (STC) for drive system or structural parts in reciprocating engines. Like all AC material, this AC is not, in itself, mandatory and does not constitute a regulation. While these guidelines are not mandatory, they are derived from extensive Federal Aviation Administration (FAA) and industry experience in determining compliance with the pertinent regulations. 09-27-2004
33-75A ANE-100 Guidance Material for 14 CFR § 33.75, Safety Analysis Describes guidance and acceptable methods, but not the only methods, for demonstrating compliance with the safety analysis requirements of Title 14 of the Code of Federal Regulations (14 CFR) § 33.75. 09-26-2007
33.28-2 ANE-110 Guidance Material for 14 CFR 33.28, Reciprocating Engine, Electrical and Electronic Engine Control Systems Provides guidance and acceptable methods, but not the only methods, that may be used by designers of reciprocating engine electronic control systems to demonstrate compliance with §33.28 of Title 14 of the Code of Federal Regulations (14 CFR 33.28), Electrical and electronic engine control systems. 08-13-2003
33.75-1A ANE-110 Guidance Material For 14 CFR 33.75, Safety Analysis 09-26-2007
33-2C ANE-111 General Type Certification Guidelines for Turbine Engines

This advisory circular (AC) provides general guidance concerning type certification projects for aircraft turbine engines. This AC applies to certain sections of Title 14 of the Code of Federal Regulations (14 CFR) parts 21, 33, and 45, and describes or references methods of compliance that may be acceptable for engine type certification work. This guidance is general in nature, and where necessary, further reference is made to other documents, which may be the primary source for information on a particular subject.

06-25-2013
33.7-3A ANE-111 FAA Certification Policy for Turbine Engine Lubricating Oils Qualified to AS5780 04-20-2007
33.17-1A ANE-111 Engine Fire Protection

This advisory circular (AC) provides definitions, guidance, and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the engine fire protection requirements of Title 14 Code of Federal Regulations (14 CFR 33.17). The guidance provided in this AC supersedes information contained in AC 33-2B titled "Aircraft Engine Type Certification Handbook" (Chapter 3, Section 22, titled "Section 33.17, Fire Prevention").

08-03-2009
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