Applicability: Model SA 365 N, and N1
helicopters, Model AS 365 N2 and N3 helicopters, and Model SA 365
C, C1, C2, and C3 helicopters; delivered before 27 March 2006, and
equipped with a main rotor hub-to-main rotor mast (MRH/mast) bolted
attachment assembled by Eurocopter.