Airworthiness Directives (ADs)

Aviation Industry

CAA-2025-09-006

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Issue Date: 2025/09/18

Applicability: This AD applies to all airplanes, certificated in any category, with a restraint system with a PacificScientific Company rotary buckle assembly (buckle) part number (P/N) 1111475 (all dash numbers) orP/N 1111548-01 installed having a date of manufacture (DOM) between January 2012 and April 2013inclusive, or an unknown DOM. These buckles may be installed on, but not limited to, The BoeingCompany model airplanes. Note 1 to paragraph (c): The buckle may be included as a component of a different part-numberedrestraint system assembly. Note 2 to paragraph (c): These buckles may also be installed on helicopters; however, the FAAdetermined that a shorter compliance time to accomplish the required actions is required for bucklesinstalled on helicopters. Accordingly, the FAA published a separate AD (AD 2024-20-04, Amendment39-22863 ( 89 FR 85040 , October 25, 2024)) to address all helicopters with an affected buckleinstalled.

Model Number: Pacific Scientific Company rotary buckle assemblies (buckles)

CAA AD Number: CAA-2025-09-006

Aeronautics Authority of Original AD: FAA

Original AD Number: 2025-16-09

Effective Date: 2025/09/22

Subject: This AD requires inspecting the buckle screws, and depending on the results, reidentifying the buckle, replacing the screws and reidentifying the buckle, or replacing the buckle. This AD also allows optionally prohibiting use of the seat until the actions required by this AD are accomplished. This AD also prohibits installing certain buckles on any airplane.

Reference Publications (Revision/ATA/SB): ATA 25. Ref. Parker Meggitt Service Bulletin SB 1111475-25-001-2023, Revision 002, dated April 1, 2024. and Parker Meggitt Service Bulletin SB 1111548-25-001-2023, Revision 002, dated April 1, 2024.

Remarks

Download