March 18, 2010

Mr. Clint Jones or Mr. Phil Ford Federal Aviation Administration Transport Aircraft Directorate, ANM-100 1601 Lind Avenue, SW Renton, WA 98057-3356 SA83NE Single Configuration 

### PETITIONFOR EXEMPTION

The Leading Edge Group, LLC (LEG), as FAA Supplemental Type Certificate (STC) holder of SA83NE requests FAR compliance relief and submits this Petition for Exemption (PIE) to FAA rule making established under 14 CFR Sect. 26.47(c) 

### & (e)(2). LEG petitions for US Govt. engineering relief on single tank Configuration of SAB3NE for B737-200 series aircraft, with LEG/pats Auxiliary Fuel System (AFS) inVIP passenger cabin (LOPA) deck plans. Boeing SNs 22431 

### &22628: 1.These SNscontain aVIP stateroom and are configured for HOSservice. 2.These SNsoperate exclusively in private or Head of State (HOS) service. 3.These SNsare listed on US-FAAand foreign Registries. 4. These SNswill require extensive engineering changes for a deck plan (LOPA) to be suitable for EASAor UScommercial revenue service under FAR 121 (125 or 135). S. Responsive engineering resources of the FAAcan be conserved and financial relief can be realized on behalf of the OAHand USGovt; upon timely approval of this PIE. 6. The Operators nor STCholder are able to determine if modifications to the AFS loading points on this airframe have been altered, AFSbrackets removed or, ifthe AFS attach points have been adapted for other purposes; requiring in themselves new lCAs. 7. Operator disclosure and OAH-onboard AFSsurvey ofthe aircraft is required to submit useful engineering for FAAthat is relevant to SNexisting condition. 8. It isthe position of the STCholder that air safety will not be adversely impacted given these SNshave limited private useand, each at over 3D-years of airframe age, will likely never return to commercial FAA/EASAair carrier service. In the event any of these SNsare transferred to athird party and an interior reconfiguration (LOPA) iscompleted, acurrent airframe survey to include #6 changes can be reviewed and specific airframe load and inspection analysis (OTE Ion) due FAAunder the Aging Aircraft Safety Rulefor the AFS (and the attach points) can be completed in accordance with FAR 26.47(c) and (e)(2). Sincerely, 

### THJ?j NG/E GROUP, LLC
CaptK~ .g,Managing Director AirSpeed AS!' 

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w www.airspeed.us.com March 25, 2010 ASE 100325-10 FRPE PUBLIC COMMENT

Federal Register Petition for Exemption submittal for public comment: The Leading Edge Group, LLC (LEG), as FAASupplemental Type Certificate (STC) holder of 

### SA83NE requests 

### FAR compliance relief and submits this Petition for Exemption (PIE) to FAA rule making established under 14 CFRSect, 26.47(c) 

### & (e)(2). LEG

### petitions for US Govt, engineering task relief on a single tank Configuration of SA83NE for 6737-200 series aircraft, with LEG/pats Auxiliary Fuel System (AFS) in VIP passenger cabin (LOPA) deck plans. Boeing SNs 22431 

### &22628: L These SNs contain aVIP stateroom and are configured for HOS service. 2. These SNs operate exclusively in private or Head of State (HOS) service. 3. These SNs are listed on FAAand foreign Registries. 4. These SNswill require extensive engineering changes for a deck plan (LOPA) to be suitable for EASAor UScommercial revenue service under FAR 

### 12L 5. Responsive engineering resources of the FAAcan be conserved and financial relief can be realized on behalf of the DAH and USGovernment; upon timely approval of this PIE. 6. The Operator nor STCholder are not able to determine if modifications to the AFS loading points on this airframe have been altered, AFS brackets removed or, ifthe AFSattach points have been adapted for other purposes; requiring in themselves new lCAs. 7. Operator disclosure and DAH~onboard AFSsurvey of the aircraft is required to submit useful engineering to FAAthat is relevant to SN existing condition. 8. It isthe position of the STCholder that air safety will not be adversely impacted given these SNs

### have limited private use and with over 30-years of airframe age, will likely never return to commercial FAA/EASA air carrier service.

In the 

## event these SNs are transferred to athird party and an interior reconfiguration (LOPA) iscompleted, a current airframe survey to include #6 changes can be reviewed and specific airframe load and inspection analysis (DTE 

## IDTI) due FAA under the Aging Aircraft Safety Rule for the AFS (and the attach points) can be completed in accordance with FAR26.47(c) and (e)(2). Thank you.

Karl Seuring, Managing Director The Leading Edge Group, LLC Kirkland, WA 98033 Cotpot"t"oflii::~' 3425 em/IonPoint Kirkl:md W"shinglvl7 98033 Mi/il7 (425) 576~4030