### Vers ion 3. 1 (3/7113) [4910-13-P] 

## DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 14 CFR Part 39 [Docket No. FAA-2013-0130; Directorate Identifier 2013-NE-07-AD] RIN 2120-AA64 Airworthiness Directives; Hartzell Propeller, Inc. Propellers 

## AGENCY: Federal Aviation Administration (FAA), DOT. 

## ACTION: Notice of proposed rulemaking (NPRM). 

## SUMMARY: We propose to adopt a new airworthiness directive (AD) for Hartzell Propeller, Inc. propeller models HC-(1 , D)2(X, V, MV)20-7, HC-(1, D)2(X , V, MV)20-8 and HC-(1, D)3(X, V, MV)20-8. This proposed AD was prompted by failures ofthe propeller hydraulic bladder diaphragm and resulting engine oil leak. This proposed AD would require replacement ofthe propeller hydraulic bladder diaphragm. We are proposing this AD to prevent propeller hydraulic bladder diaphragm rupture, loss of engine oil , damage to the engine , and**~loss** 

### ofthe airplane. 

## DATES: We must receive comments on this proposed AD by [INSERT DATE 60 DAYS AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER]. 

## ADDRESSES: You may send comments , using the procedures found in 14 CFR 11.43 and 11.45 , by any ofthe following methods: • Federal eRulemaking Portal: Go to http: //www.regulations.gov . Follow the instructions for submitting comments. • Fax: 202-493-2251. • Mail: U.S. Department of Transportation, Docket Operations, M-30, West 

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# 13

### Re: ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM -Version 3.1**~** 

### Timothy Smyth . ACE -CH I-AC0- 118

## c , Chicago, IL 

### to Bnan Warner 03/08/2013 10:03 AM Cc: Christopher J Richards, Mark Grace This rnessane is d igitally s inned. 

### HI Brian , 

### I concur. 

### Tim Smyth Manager, ACE-118C Brian Warner All: P l ease rev iew and provide comme nt 

### I concu .. . From : Brian Warner/ANE/FAA ANE-11 0, Standards Staff 

### 03/07/2013 01:12 :4 9 PM
To : Mark Grace/ACE/FAA@FAA , Timothy Smyth/AGUFAA@FAA, Christopher J Richards/AGLIFAA@FAA, Stephen Grota/ANE/FAA@FAA, Cc: Date: Su b j ect: All : Monica Nemecek!ACE/FAA@FAA, John Gol i nski/ANE/FAA@FAA , Jonathan Galvin/ANE/FAA@FAA , Alan Rowe/ANE/FAA@FAA 03/07/2013 01 : 12PM ACTION BY : 3/11113- 2013-NE -07-AD- Hartzell Propeller- Hydrau l ic Bladder Diaphragm. NPRMVersion 3 . 1

Please review and provide comment 

### I concurrence .

13ne07n.doc 

### Thanks ... Bri an


### Brian M. Warner EP&D SAIB 

## I MCAI Coordinator Technical Writer-Editor Engine & Propeller Directorate Standards Staff , ANE-110 Phone: 781-238-7169 Fax : 781-238-7199 We value your feedback . Please consider comp leting the AVS Customer Feedback Form at: http://www.faa . gov/about/office erg/headquarters offices/avs/stakeholder feedb ack/ai r /field/

### Re: ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM -Version 3.1 

## [J Stephen Grata to : Brian Warner C . Alan Rowe, Christopher J Richards, John Golinski, Jonathan Galvin ,

c. Mark Grace, Monica Nemecek , Timothy Smyth , Bob Barnes 03/08/2013 07:36AM



### I concur with 

## Docket No. FAA-2013-0130; Directorate Identifier 2013-NE-07-AD Thanks Steve We welcome your comments. Please click the link below and tell us what you think . http :llwww.faa.govlabout/office_orglheadquarters

_officeslavslstakeholder_feedbacklafslfieldlsf_aegl Stephen W. Grota Boston AEG Federal Aviation Administration T 781-238-7895 F 781-238-7898 I

- - -<>- -(_)- -<>- - - II II II 

### Brian Warner All : 

### Plea se review and provide comment 

### I concu ... From : Brian Warner/ANE/FAA ANE-110, Standards Staff 

### 03/07 120 1 3 02:12:46 PM
To: Mark Grace/ACE/FAA@FAA, Timothy Smyth/AGLIFAA@FAA, Christopher J Richards/AGLIFAA@FAA, Stephen Grota/ANE/FAA@FAA, Cc: Date : Subj ect: 

### All: Monica Nemecek/ACE/FAA@FAA, John Golinski/ANE/FAA@FAA, Jonathan Galvin/ANE/FAA@FAA, Alan Rowe/ANE/FAA@FAA 03/07/2013 02:12PM ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM - Version 3 . 1


### Please review and provide comment 

### I concurrence .

13ne07n .doc 

### Thanks ... Brian

### Re: ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM -Version 3.1 

## [j Ch ristopher 

### J Richards . ACE-CHI-AC0- 118

## c , Chicago , I L to: Bnan Warner 03/07/2013 03 : 12PM C . Alan Rowe , John Golinski , Jonathan Galvin, Mark Grace, Monica

c . Nemecek , Stephen Grata, Timothy Smyth Looks good Brian , I concur. Chris Christopher 

### J Richards Senior Aerospace Engineer FAA Chicago Aircraft Certification Office Tel: 847-294-7156 Email : christopher .j . richards@faa.gov

··············- Brian Warner All : Please review and provide comment 

### I concu ... From : Brian Warner/ANE/FAA ANE-11 0, Standards Staff 0310712013 01:12 :4 8 PM To: Mark Grace/ACE/FAA@FAA, Timothy Smyth/AGL/FAA@FAA, Christopher J Richards/AGLIFAA@FAA, Stephen Grota/ANE/FAA@FAA , Cc: Date: Subject: All : Monica Nemecek!ACE/FAA@FAA, John Golinski/ANE/FAA@FAA, Jonathan Galvin/ANE/FAA@FAA, Alan Rowe/ANE/FAA@FAA 03/07/2013 01 : 12PM ACTION BY : 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm . NPRMVersion 3.1

Please review and provide comment 

### I concurrence . [attachment "13ne07n . doc" deleted 

### by Christopher 

### J RichardsiAGLIFAA] Thanks ... Brian


### Brian M. Warner EP&D SAIB 

## I MCAI Coordinator Technical Writer-Editor Engine & Propeller Directorate Standards Staff, ANE-11 0 Phone : 781-238-7169 Fax: 781-238 -7199 We value your feedback. Please consider completing the AVS Customer FeedbackBrian: legal concurs . Regards , 

## v Re: ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM- Version 3.1 

## [j Vince nt Bennett . ANE 007 Off. f R . 1 

## c 1 to: Bnan Warner 03/07/201311 :31 AM

- , 1ce o eg1ona ouns e C . Christopher J Richards , Mark Grace , Monica Nemecek, Jonathan

c. Galvin , John Golinski, Alan Rowe

Brian Warner Vince , My apologies. 

### I forgot to attac hed the su ... 

### 03/07/2013 08:41:23 AM From: To : Cc: Date: Subject: Vince, Brian Warner/ANE/FAA ANE-11 0 , Standards Staff Vincent Bennett/ANE/FAA@FAA, Christopher J Richards/AGUFAA@FAA, Mark Grace/ACE/FAA@FAA, Monica Nemecek!ACE/FAA@FAA, Jonathan Galvin/ANE/FAA@FAA, John Golinski/ANE/FAA@FAA , Alan Rowe/ANE/FAA@FAA 03/07/2013 08 :41AM Re: ACTION BY : 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM - Version 3 .1 My apologies. I forgot to attached the subject AD . Please review and provide comment 

### I concurrence . All changes are highlighted in yellow .

13ne07n.doc Thanks ... Brian 

## Brian M. Warner EP&D 

## SAIB I MCAI Coordinator Technical Writer-Editor Engine 

## & Propeller Directorate Standards Staff, ANE-11 0 Phone : 781-238-7169 Fax: 781-238-7199 We value your feedback . Please consider completing the AVS Customer Feedback Form at: http://www.faa.gov/about/office erg/headquarters offices/avs/stakeholder feedback/air /field/

## Re: ACTION BY: 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRM 

## -Version 3.1 

## [J Mark Grace to : Brian Warner 03/07/2013 03 :38PM AC E-CHI -AC0 - 118C , Chi ca go , I L Looks good Brian , 

### I concur. Mark
From : Pl ease rev i ew an d p rovide com ment 

### I conc u . . . Brian Warner/ANE/FM ANE-11 0, Standards Staff 0 3/07/20 1 3 01:1 2 :4 8 To : Ma rk Grace/ACE/FM@FM , Timothy Smyth/AGLIFM@FM , Christopher J Richards/AGL/FM@FM, Stephen Grota/ANE/FM@FM , Cc: Date: Subj ect: All : Monica Nemecek/ACE/FM@FM , John Golinski/ANE/FM@FM , Jonathan Galvin/ANE/FAA@FM , Alan Rowe/ANE/FM@FM 03/07/2013 01 : 12PM ACTION BY : 3/11/13- 2013-NE-07-AD- Hartzell Propeller- Hydraulic Bladder Diaphragm. NPRMVersion 3 . 1

Please review and provide comment 

### I concurrence. [attachment "13ne07n . doc" deleted 

### by Mark Grace/ACE/FAA] Thanks ... Brian


## Brian M . Warner EP&D SAIB 

## I MCAI Coordinator Technical Writer- Editor Engine & Propeller Directorate Standards Staff, ANE-11 0 Phone: 781-238-7169 Fax : 781-238-7199 We value your feedback . Please consider completing the AVS Customer Feedback Form at: http ://www .faa .gov/about/office erg/headquarters offices/avs/stakeholder feedbac k/air /field/

----- Forwarded by Brian Warner /ANE/FAA on 03 /07 /2013 02: 07 PM----- From : Brian Warner /ANE/FM

## Re: ACTION BY: 2/28/13 - 2013-NE-07-AD - Hartzell Propeller- Hydraulic Bladder Diaphragm . NPRM- Version 2.2 [;J Christop he r 

### J Richards . ACE-CHI-AC0-118C , Ch ica go, I L to: Bnan Warner 03/01/2013 09 :23AM C . Alan Rowe , Jay Turnberg , John Golinski, Joseph R White, Mark

c. Grace, Moni ca Nemecek, Paul Donato Hi Brian , I have one minor change suggestion (see attached) just for clarity. Otherwise , I concur. Regards , Chris Christopher 

### J R i chards Senior Aerospace Engineer FAA Chicago Aircraft Certification Office Tel : 847-294 - 7156 Email : christopher.j . ri chards@faa . gov
13ne07n (CR comment) .doc Brian Warner A l l: Please rev iew and provide comme nt 

### I concu ... From: Brian Warner /ANE/FAA ANE-11 0 , Standards Staff 03/01/2013 07 :23:14 

### AM To: Cc : Date: Mark Grace/ACE/FAA@FAA , Jay Turnberg/ANE/FAA@FAA , Joseph R White/ANE /FAA@FAA , Christopher J Richards/AGLIFAA@FAA , Monica Nemecek/ACE/FAA@FAA , Paul Donato/ANE/FAA@FAA, Alan Rowe/ANE/FAA@FAA , John Golinski/ANE/FAA@FAA 03/01/2013 07 :23AM Subject: All : ACTION BY : 2/28/13- 2013-NE -07-AD - Hartzell Propeller- Hydraulic Bladder Diaphragm . NPRM - Version 2 .2

Please review and provide comment 

### I concurrence . Changes are highlighted in yellow. [attachment "13ne07n.doc" deleted 

### by Christopher 

### J Richards/AGL/FAA] Thanks . .. Brian 

### Brian M . Warner Federal Aviation Administration Engine and Propeller Directorate Standards Staff , ANE-110 Technical Writer I 

### Editor 12 New England Executive Park