Document ID: chunk:federal_register_of_legislation:F2006B10355:body:0
Version: federal_register_of_legislation:F2006B10355
Segment Type: other
Provision Reference: 
Character Range: 0–821

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Hiller UH-12 Series Helicopters

AD/HILLER 12/28 Main Rotor Blade Anti-Node Bar - Inspection 5/80

            Applicability:  All models UH-12D, UH-12E, UH-12E4, H-23F, OH-23G and all models converted by STC178WE or STC177WE, equipped with main rotor blades Parsons P/N 2253- 1101-04.

 Document: Hiller Aviation SB No. UH-12-51-5. Compliance:  As per requirement document.
            Background:  The manufacturer states that anti-node bars with machine cut threads may be installed on certain main rotor blades of the subject P/N 2253-1101-04.

            Note: The requirement for inspection of these blades has been removed from AD/HILLER 12/23 to this Directive.