United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2006_register executive 2010-09-22 article Proposed Rules D09002ee1c80f0635 D09002ee1c80f06b7 United States Department of Transportation originator org United States Government Agency or Subagency United States Federal Aviation Administration originator org United States Government Agency or Subagency The FAA proposes to supersede an existing airworthiness directive (AD) for Hartzell Propeller Inc. models ( )HC-( )( )Y( )-( )( )( ) compact series, constant speed or feathering propellers with Hartzell manufactured "Y" shank aluminum blades. That AD currently requires initial blade inspections, with no repetitive inspections; rework of all "Y" shank aluminum blades including cold rolling of the blade shank retention radius, blade replacement and modification of pitch change mechanisms for certain propeller models; and changing the airplane operating limitations with specific models of propellers installed. This proposed AD would require the same actions but would clarify certain areas of the compliance and would update a certain service bulletin (SB) reference to the most recent SB. This proposed AD results from operators requesting clarification of certain portions of AD 2002-09-08. We are proposing this AD to prevent failure of the propeller blade from fatigue cracks in the blade shank radius, which can result in damage to the airplane and loss of airplane control. 71 FR 46413 https://www.govinfo.gov/app/details/FR-2006-08-14/E6-13238 E6-13238 fr14au06-16 RIN 2120-AA64 4910-13-P Docket No. 2000-NE-08-AD https://www.govinfo.gov/app/details/FR-2006-08-14/E6-13238 https://www.govinfo.gov/content/pkg/FR-2006-08-14/html/E6-13238.htm https://www.govinfo.gov/content/pkg/FR-2006-08-14/pdf/E6-13238.pdf Air Transportation Aircraft Aviation Safety Safety 3 p. 46413 46415 71 FR 46413 Title 14 Part 39 14 CFR Part 39 RIN 2120-AA64 Airworthiness Directives; Hartzell Propeller Inc. Compact Series Propellers; Federal Register Vol. 71, Issue PRORULE E6-13238 DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 2006-10-13 Docket No. 2000-NE-08-AD 4910-13-P E6-13238 Notice of proposed rulemaking (NPRM).

The FAA proposes to supersede an existing airworthiness directive (AD) for Hartzell Propeller Inc. models ( )HC-( )( )Y( )-( )( )( ) compact series, constant speed or feathering propellers with Hartzell manufactured "Y" shank aluminum blades. That AD currently requires initial blade inspections, with no repetitive inspections; rework of all "Y" shank aluminum blades including cold rolling of the blade shank retention radius, blade replacement and modification of pitch change mechanisms for certain propeller models; and changing the airplane operating limitations with specific models of propellers installed. This proposed AD would require the same actions but would clarify certain areas of the compliance and would update a certain service bulletin (SB) reference to the most recent SB. This proposed AD results from operators requesting clarification of certain portions of AD 2002-09-08. We are proposing this AD to prevent failure of the propeller blade from fatigue cracks in the blade shank radius, which can result in damage to the airplane and loss of airplane control.

We must receive any comments on this proposed AD by October 13, 2006. Melissa T. Bradley, Aerospace Engineer, Chicago Aircraft Certification Office, FAA, Small Airplane Directorate, 2300 East Devon Avenue, Des Plaines, IL 60018-4696; telephone (847) 294-8110; fax (847) 294-7834. Air Transportation Aircraft Aviation Safety Safety Airworthiness directives: Hartzell Propeller Inc., 9-ane-adcomment@faa.gov Vol. 71, no. 156 Office of the Federal Register, National Archives and Records Administration 2006-08-14 continuing daily deposited born digital 477 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2006-08-14 P0b002ee18094eb12 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr14au06 https://www.govinfo.gov/app/details/FR-2006-08-14 https://www.govinfo.gov/content/pkg/FR-2006-08-14/pdf/FR-2006-08-14.pdf https://www.govinfo.gov/content/pkg/FR-2006-08-14/xml/FR-2006-08-14.xml fdlp 46383 46845 DGPO 2010-09-22 2024-06-06 FR-2006-08-14 machine generated eng FR FR-2006-08-14 71 156