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Browse 1,000 rules and proposed rules from the Federal Register.
1,000
Total Regulations
Showing 631–660 of 1,000
Page 22 / 34
The FAA is adopting a new airworthiness directive (AD) for all Israel Aircraft Industries Ltd. Model 1124 and 1124A airplanes. This AD was prompted by the need to ensure proper thrust reverser system status and function and to minimize the possibility of thrust reverser operation in flight or before landing. This AD requires revising the limitations and normal procedures sections of the existing airplane flight manual (AFM). The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is correcting an airworthiness directive (AD) that was published in the Federal Register. The AD applies to certain The Boeing Company Model 787-9 and 787-10 airplanes. As published, a reference to the Alternative Methods of Compliance (AMOCs) paragraph in the regulatory text is incorrect. This document corrects that error. In all other respects, the original document remains the same.
This action corrects a final rule published by the FAA in the Federal Register on May 2, 2025. That final rule amended Class E airspace extending upward from 700 feet above the surface for ECU Health Edgecombe Heliport, Tarboro, NC, to accommodate new area navigation (RNAV) global positioning system (GPS) standard instrument approach procedures serving the heliport. That earlier final rule also updated the coordinates to reflect the most current and accurate location for Tarboro Edgecombe Airport. However, the updated coordinates were incorrect. Therefore, this action corrects that final rule by revising the coordinates.
The FAA is superseding Airworthiness Directive (AD) 2024-19-11 for all Robinson Helicopter Company Model R44 and R44 II helicopters. AD 2024-19-11 required visually inspecting a certain flex plate assembly (flex plate) and certain clutch shaft forward yokes (yokes), including each flex plate bolt, and depending on the results, taking corrective actions. AD 2024-19-11 also required removing certain yokes from service within a specified threshold, or as an alternative, performing in-depth inspections. Since the FAA issued AD 2024-19-11, it has been determined that clarifications regarding the alternative inspections are necessary. This AD requires the actions of AD 2024-19- 11 and clarifies that the alternative inspections are repetitive and adds a particular paint remover option to use when performing those alternative inspections. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA proposes to adopt a new airworthiness directive (AD) for certain Pratt & Whitney Division (PW) Model PW4074, PW4074D, PW4077, PW4077D, PW4084D, PW4090, and PW4090-3 engines. This proposed AD was prompted by an analysis of an event involving an International Aero Engines, LLC (IAE LLC) Model PW1127GA-JM engine, which experienced a high-pressure compressor (HPC) 7th-stage integrally bladed rotor (IBR-7) separation that resulted in an aborted takeoff. This proposed AD would require repetitive angle ultrasonic scan inspections (AUSIs) of the HPC 15th-stage disks, front turbine hubs, high pressure turbine (HPT) 1st-stage air seals, and HPT 2nd-stage hubs for crack indications, and removal from service and replacement if necessary, and for certain serial numbers, removal from service and replacement of the HPT 1st-stage air seal. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Model AS350B2, AS350B3, and EC130B4 helicopters. This AD was prompted by reports of broken cargo swing frames and the determination to change an existing repetitive inspection threshold. This AD requires repetitively inspecting the cargo swing installation and frame and, depending on the results, performing corrective action, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
These special conditions are issued for a supplemental type certificate (STC) to install non-rechargeable lithium batteries and battery systems on certain transport-category airplanes. These airplanes, as modified by Delta Flight Products, will have a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for transport-category airplanes. This design feature is non-rechargeable lithium batteries and battery system installed in emergency locator transmitters (ELTs). The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.
This action amends the Class E airspace at Mineral Wells, TX. This action is the result of an airspace review conducted due to the decommissioning of the Mineral Wells non directional beacon (NDB). This action also updates the geographic coordinates of the airport and the Millsap Very High Frequency Omnidirectional Range (VORTAC). The name of the airport will also be updated to coincide with the FAA's aeronautical database. This action brings the airspace into compliance with FAA orders and supports instrument flight rule (IFR) procedures and operations.
This action announces the implementation of an update to the process for an applicant to withdraw, or for the FAA to deny, an application for certification to better address the expectations of applicants and the FAA with respect to certification timelines. The change supports the FAA's mission and the Certification Services Oversight Process (CSOP) by enhancing engagement with air carrier, air operator, or air agency certification applicants and further streamlining the certification process. This update is intended to reduce wait times and better utilize FAA resources for processing complete applications from prepared applicants, thus increasing efficiency in accomplishing the certification process.
This action amends Class E airspace extending upward from 700 feet above the surface for Goldsboro, NC, to accommodate a new instrument approach procedure that has been designed for Wayne Memorial Hospital Inc. Heliport, Goldsboro, NC. Additionally, this action brings the Goldsboro Class D and Class E airspace into compliance with FAA orders through administrative changes. Controlled airspace is necessary for the safety and management of instrument flight rules (IFR) operations at this airport.
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. This AD was prompted by reports of multiple supplier notices of escapement (NOEs) indicating that seat track splice fittings were possibly manufactured with an incorrect titanium alloy material. This AD requires an inspection of seat track splice fittings to determine the material and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 757-200, -200CB, and -300 series airplanes. This AD was prompted by a report of cracking found in new locations at a certain body station (STA) during frame segment replacement repairs, including in the web at the K-hole between certain stringers, in the outer chord above the lower hinge intercostal, and in the inner chord and web between certain stringers. This AD requires an inspection or records check for the presence of approved or local repairs, repetitive eddy current inspections for cracking, and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Model EC225LP helicopters. This AD was prompted by the identification of missing electrical bonding on a certain part-numbered additional and optional search light (search light). This AD requires installing an electrical bonding braid modification. These actions are specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for certain General Electric Company (GE) Model GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2, GEnx-1B67, GEnx-1B67/P1, GEnx-1B67/P2, GEnx-1B70, GEnx- 1B70/75/P1, GEnx-1B70/75/P2, GEnx-1B70/P1, GEnx-1B70/P2, GEnx-1B70C/P1, GEnx-1B70C/P2, GEnx-1B74/75/P1, GEnx-1B74/75/P2, GEnx-1B76/P2, GEnx- 1B76A/P2, and GEnx-2B67/P engines. This AD was prompted by a manufacturer's investigation that revealed certain high-pressure turbine (HPT) stage 1 and HPT stage 2 disks were manufactured from powder metal material suspected to contain iron inclusion. This AD requires replacement of affected HPT stage 1 and HPT stage 2 disks with parts eligible for installation. The FAA is issuing this AD to address the unsafe condition on these products.
This action amends Class D airspace extending upward from the surface to and including 2,500 feet MSL within a 4.5-mile radius of William P. Gwinn Airport, beginning at the 205[deg] bearing from the airport clockwise to the 145[deg] bearing, thence to the beginning point. Controlled airspace is necessary for the safety and management of instrument flight rules (IFR) operations at this airport.
This action removes Class D and E4 airspace at Phillips Army Airfield (AAF), Aberdeen, MD, due to the closure of the air traffic control tower. This action establishes Class E2 airspace extending upward from the surface above Phillips AAF at the request of the United States Army to provide the required airspace for Instrument Flight Rules (IFR) operations at Phillips AAF. This action also amends Class E5 airspace to accommodate the decommissioning of the Aberdeen non-directional radio beacon (NDB) and cancellation of the associated instrument approach procedures. Controlled airspace is necessary for the safety and management of IFR operations in the area for existing instrument approaches.
The FAA is adopting a new airworthiness directive (AD) for Cameron Balloons Ltd. (Cameron) fuel cylinders fitted with certain pressure relief valve (PRV) adaptors on hot air balloons. This AD was prompted by the discovery of cracks on the upper hex portion of PRV adaptors. This AD requires repetitively visually checking the PRV adaptor for cracks and removing any fuel cylinder with a cracked PRV adaptor from service. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA proposes to adopt a new airworthiness directive (AD) for certain Pratt & Whitney (PW) Model F117-PW-100, PW2037, PW2037D, PW2037M, PW2040, PW2040D, PW2043, PW2143, and PW2643 engines. This proposed AD was prompted by an updated analysis of an event involving an International Aero Engines, LLC (IAE LLC) Model PW1127GA-JM engine, which experienced a high-pressure compressor (HPC) 7th-stage integrally bladed rotor (IBR-7) separation that resulted in an engine shutdown and aborted takeoff. This proposed AD would require repetitive angled ultrasonic inspections (AUSIs) of certain high-pressure turbine (HPT) 1st-stage disks and turbine hubs for any crack indications, and if necessary, removal from service and replacement, and removal from service of certain HPT lenticular seal assemblies. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA proposes to adopt a new airworthiness directive (AD) for certain Airbus Helicopters Model AS 332L2 and EC 225LP helicopters. This proposed AD was prompted by reports of overlengthened and deformed attachment bolts installed on the link of the main gearbox (MGB) suspension bar attachment bracket. This proposed AD would require replacing certain attachment bolts on the MGB suspension bar fittings, inspecting the removed bolts, and reporting the results of this inspection to Airbus Helicopters. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA proposes to supersede Airworthiness Directive (AD) 2024-10-13, which applies to all Airbus Helicopters Model AS332C, AS332C1, AS332L, AS 332L1, AS 332L2, and EC 225LP helicopters. AD 2024- 10-13 requires visually inspecting the bowls of the left-hand (LH) and right-hand (RH) fuel filters for any cracks and seepage. Depending on the inspection results, AD 2024-10-13 requires removing an affected fuel filter from service and replacing that part. AD 2024-10-13 also allows a certain fuel filter to be installed on any helicopter if certain actions are accomplished. Since the FAA issued AD 2024-10-13, additional inspection criteria was developed. This proposed AD would require the same actions as AD 2024-10-13 but would remove some helicopters from the applicability, add an inspection of the inner surface of the fuel filter bowls, and revise the tightening torque. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for Airbus Helicopters Model AS350B, AS350BA, AS350B1, AS350B2, AS350B3, AS350D, AS355E, AS355F, AS355F1, AS355F2, AS355N, and AS355NP helicopters. This AD was prompted by a report of a sliding door that was locked in the open position detaching from the helicopter during flight. This AD requires modifying certain upper rail rollers, installing a label on each sliding door, and prohibits installing affected upper rail rollers or a door having an affected upper rail roller. These actions are specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is superseding Airworthiness Directive (AD) 2023-26- 05, which applied to certain Pilatus Aircraft Ltd. (Pilatus) Model PC- 24 airplanes. AD 2023-26-05 required periodic replacement of affected titanium threaded bolts, a one-time inspection of the rudder mass balance arm and other elements of the rudder trim tab installation for correct attachment, damage (gouges), cracks, deformation, surface finish, and corrosion on any surrounding parts and, depending on findings, the accomplishment of applicable corrective actions. Since the FAA issued AD 2023-26-05, it was determined that some batches of titanium bolts had variations in the microstructure that could affect the fatigue characteristics. This AD requires replacing affected short rudder-trim control rod assemblies with serviceable rudder-trim control rod assemblies having threaded steel bolts and prohibits the installation of affected parts. The FAA is issuing this AD to address the unsafe condition on these products.
This rule amends, suspends, or removes Standard Instrument Approach Procedures (SIAPs) and associated Takeoff Minimums and Obstacle Departure Procedures for operations at certain airports. These regulatory actions are needed because of the adoption of new or revised criteria, or because of changes occurring in the National Airspace System, such as the commissioning of new navigational facilities, adding new obstacles, or changing air traffic requirements. These changes are designed to provide for the safe and efficient use of the navigable airspace and to promote safe flight operations under instrument flight rules at the affected airports.
This rule establishes, amends, suspends, or removes Standard Instrument Approach Procedures (SIAPS) and associated Takeoff Minimums and Obstacle Departure procedures (ODPs) for operations at certain airports. These regulatory actions are needed because of the adoption of new or revised criteria, or because of changes occurring in the National Airspace System, such as the commissioning of new navigational facilities, adding new obstacles, or changing air traffic requirements. These changes are designed to provide safe and efficient use of the navigable airspace and to promote safe flight operations under instrument flight rules at the affected airports.
This action changes the referenced Notice to Air Missions to Notice to Airmen in the airspace description for both the Class D and E airspace at Northeast Philadelphia Airport, Philadelphia, PA. This action does not change the airspace boundaries or operating requirements.
This action amends Class D airspace and establishes Class E airspace extending upward from the surface above Robins AFB, Warner Robins, GA, as the air traffic control tower will shift to part-time operations. Controlled airspace is necessary for the safety and management of instrument flight rules (IFR) operations at this airport.
The FAA proposes to supersede Airworthiness Directive (AD) 2013-08-08, which applies to certain The Boeing Company Model 737-600 series airplanes. AD 2013-08-08 requires repetitive inspections for cracking of the fuselage skin at certain locations at chem-mill steps, and repair if necessary. AD 2013-08-08 also provides optional terminating action for the repetitive inspections. Since the FAA issued AD 2013-08-08, Boeing has reported that the compliance times are not adequate because new fleet data indicates that crack growth is faster and more distributed between tear straps, resulting in longer cracks than originally observed in the test data that prompted AD 2013-08-08. This proposed AD would continue to require the actions in AD 2013-08- 08, at reduced initial compliance times and repetitive intervals for the inspections, and mandate post-modification inspections if the optional modification is accomplished. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA is superseding Airworthiness Directive (AD) 2025-07- 04, which applied to all Airbus Canada Limited Partnership Model BD- 500-1A11 airplanes. AD 2025-07-04 required a review and disposition of all existing repairs and damage assessments for affected structure, corrective actions if necessary, and the prohibition of certain repair engineering orders (REOs). Since the FAA issued AD 2025-07-04, the FAA determined that the list of acceptable generic repair engineering orders (GREOs) specified in table 1 to paragraph (h)(3) of AD 2025-07- 04 was added in error. This AD continues to require review and disposition of all existing repairs and damage assessments for affected structure, which includes GREOs that were identified in AD 2025-07-04, corrective actions if necessary, and the prohibition of certain REOs. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A319-111, -112, -113, -114, -115, -131, -132, and -133 airplanes; Model A320 series airplanes; Model A321-211, -212, -213, - 231, -232, -251N, -251NX, -252N, -252NX, -253N, -253NX, -253NY, -271N, -271NX, -272N, and -272NX airplanes; Airbus SAS Model A330-200 series airplanes; Model A330-300 series airplanes; Model A330-800 series airplanes; Model A330-900 series airplanes; Model A350-941 and -1041 airplanes; and Model A380-800 series airplanes. This AD was prompted by a report of corrosion and cracks on the broadband antenna adapter plate during an inspection. This AD requires repetitive general visual inspections of the broadband antenna adapter plate, skirt, vents, and attachment fittings, and applicable corrective actions, and limits the installation of affected parts under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for certain ATR--GIE Avions de Transport R[eacute]gional Model ATR42-500 and ATR72-212A airplanes. This AD was prompted by a report of potential use of improper material during the production of vertical tail plane (VTP) fittings. This AD requires, for certain airplanes, an inspection for the material of affected fuselage-to-VTP fittings, an inspection report, and corrective actions, and, for certain other airplanes, part replacement, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.