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AD/CESSNA 150/31 Amdt 5 Vertical Fin Attach Brackets, Nutplates and Fittings
Textron Aviation (Cessna) 150, F150, 152Textron Aviation (Cessna) 150, F150, 152 & F152 Series Aeroplanes
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Textron Aviation (Cessna) 150, F150, 152 & F152 Series Aeroplanes
| AD/CESSNA 150/31 Amdt 5 | Vertical Fin Attach Brackets,Nutplates and Fittings | 7/2022 |
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| Applicability: | Textron Aviation (formerly Cessna/Reims) aircraft models listed below:Models 150F, 150G, 150H, 150J, 150K, 150L and 150M with serial numbers 15061533 through 15079405;Models A150K, A150L and A150M, with serial numbers A1500001 through A1500734;Model 152 aircraft, with serial numbers 15279406 through 15284541;Model A152 aircraft, with serial numbers A1520735 through A1520943;Models F150F, F150G, F150H and F150J, with serial numbers F150-0001 through F150-0529;Models F150K, F150L and F150M, with serial numbers F15000530 through F15001428;Models FA150K and FA150L, with serial Numbers FA1500001 through FA1500120;Model F152 aircraft with serial numbers F15201429 through F15201828;Model FA152 aircraft with serial numbers FA1520337 through FA1520372;Model FRA150L and FRA150M aircraft, with serial numbers FRA1500121 through FRA1500336. |
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| Requirement: | 1. Inspect the attach bracket and nutplates using the method detailed in Cessna SIL No. SE 79-49 Revision 1, or Reims Aviation Service Bulletin No. 24 Revision 1, both as in force on the commencement date of this AD, as applicable.2. a. Remove paint from both base radii on each of the port and starboard rear attach fittings;b. Visually check the radius area, inspecting for cracking and/or corrosion. If there are indications of either condition the brackets must be replaced;c. Re-protect the subject area with an approved protective treatment.Note 1: United States of America Federal Aviation Administration (FAA) AD 80‑11‑04 is the basis for this AD. European Aviation Safety Agency (EASA) AD 2006-0267 also refers. |
| Note 2: The inspection requirements of this Directive are not required if the part number NAS 1068A4 nutplates are replaced with AN365-428, MS20365-428, MS21042L4, or MS21044N4 nuts. | |
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| Compliance: | For FRA150L and FRA150M aircraft, inspect within 100 hours’ time in service after 26 October 2006, and thereafter at intervals not exceeding 100 hours’ time in service until the affected nutplates are replaced (See Requirement Note 2).For all other aircraft, inspect within 100 hours’ time in service after31 November 1984, and thereafter at intervals not exceeding 100 hours’ time in service until the affected nutplates are replaced (See Requirement Note 2). The compliance time for these aircraft is unchanged. |