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cA FAMAre Commercial Airplanes, Renton WA 98124 Fax No.: Desk No.: BOEING COMMERCIAL AIRPLANES 1901 Oakesdale Ave. Renton, Washington, 98055 Email: Hyperion Aviation Ltd To: Mr. Quentin Hadour Email Date: August 8, 2018 Location: Malta In reply refer to 6-1131-CMM-LLO-29361 Subject: Model: 737-700 Aircraft Proposed Change: 2131 MK3011 Entitled: CABIN PRESSURE - REVISE CABIN ALTITUDE TO 6,500 FEET IN LIEU OF 8,000 FEET AT 41,000 FEET FLIGHT ALTLTUDE - LOWER CABIN ALTITUDE - BBJ The Boeing Company is pleased to offer the attached change proposal for your consideration. Acceptance of this proposal and purchase order number must be received by Boeing in writing (by return correspondence) on or before the date indicated on the form. Please also note the advance payment requirements. If an advance payment is required, Boeing may not begin work on this project, or may suspend work if advance payments are not received when due. Very truly yours, THE BOEING COMPANY R. Leo Lyons Regional Director Contracts - Commercial Airplanes EFTA00811270 Page 1 of 3 Kit Proposal Date August 8.2018 The Boeing Company (Boeing) is pleased to offer the following kit(s) (Kit) to Hyperion Aviation Ltd (Customer) for Customers Model 737-700 aircraft listed below: Aircraft Serial No YG077 32774 Proposed Kit Aircraft Serial No. Aircraft Serial No. Aircraft Serial No. A Kit Number: 2131MK3011 Dated: August 02. 2018 Kit Title: CABIN PRESSURE - REVISE CABIN ALTITUDE TO 6 500 FEET IN LIEU OF 8 000 FEET AT 41 000 FEET FLIGHT ALTLTUDE - LOWER CABIN ALTITUDE - BBJ Kit Description: The Kit is described in Attachment A hereto and will be developed based upon the original configuration of the above Aircraft as delivered by Boeing, unless otherwise noted herein. Price No. of Kits Available to Ship Price per Kit (U.S. $, Based on Kit Delivery in (Year) Unit Price Advance Payments Balance Due 1 Parts Kit July 3, 2019 $360,500 $360,500 $0 2019 Aggregate Total Price $360,500. (All Kits) Proposal Conditions $360,500 $0 Each Kit is offered subject to the following: 1. The sale of the Kits will be subject to the terms and conditions set forth in the Customer Services General Terms Agreement Number HA3-CSGTA (CSGTA) between Customer and The Boeing Company. Upon Customers acceptance of this Kit Proposal it will become an Order to the CSGTA. Each Kit referenced herein will be a Retrofit Kit Change' as defined in the CSGTA. 2. Customer's acceptance of this proposal will include a purchase order number. 3. Customer will pay Boeing an advance payment in the aggregate price set forth above. Such payment will be due within ten (10) days after acceptance of this Kit Proposal by unconditional deposit to Boeing's account at the following bank. Boeing will not begin work on this Kit until this required advance payment is received. If Boeing does not receive such advance payment by the date required above, Boeing may extend the Kit shipment date(s) without penalty. Payment is to be made in immediately available funds by unconditional deposit to Boeing's account at the following bank: The Boeing Company do JP Morgan Chase Bank 270 Park Ave. New York, NY 10017 Account No. 910.1.012764 ABA No. 0210-00021 cite Kit No. 2131MK3011 for Hyperion Aviation Ltd 4. Payment of the total price for each Kit, less the amount of any advance payment paid therefor, will be made within thirty (30) days after the date of issuance of Boeing's invoice, to occur on or after Kit shipment. EFTA00811271 Hyperion Aviation Ltd 2131MK3011 dated August 02, 2018 Proposal Date August 8, 2018 Page 2 of 3 Special Considerations/Contingencies Boeing will deliver Materials (e.g. service bulletin, task cards, drawings, etc.) via Electronic Access (e.g. myboeingfleet.com portal). Customer's requests for other media must be communicated in writing to Boeing at least thirty (30) days prior to the specified delivery date(s). Requests should be sent by facsimile to or by e-mail to Acceptance Acceptance of this Kit Proposal must be received by Boeing, by return correspondence to fax number or to e-mail address on or before August 23, 2018; the date on which this proposal will otherwise expire. THE BOEING COMPANY Accepted and agreed to Date: Hyperion Aviation Ltd Signature: Title: Printed Name: Shipping and Billing Information: By R. Leo Lyons Contracts - Commercial Airplanes Purchase Order: Adv. Payment Purchase Order: requied by Customer) Ship to Code Method of Shipment EFTA00811272 Hyperion Aviation Ltd 2131MK3011 dated August 02, 2018 Proposal Date August 8, 2018 Page 3 of 3 Shipping Address: Billing Address: EFTA00811273 Hyperion Aviation Ltd Attachment A To Proposal 2131MK3011 Proposal Date August 8, 2018 Page A-1 of 2 Hyperion Aviation Ltd Model: 737-700BJ Project ID: 128234 Change No: 2131MK3011 Dated: 8/1/2018 Project Title: CABIN PRESSURE - REVISE CABIN ALTITUDE TO 6,500 FEET IN LIEU OF 8,000 FEET AT 41,000 FEET FLIGHT ALTLTUDE - LOWER CABIN ALTITUDE - BBJ Description of Change: Provide an FAA approved Boeing STC package, service bulletin, Kit of parts and applicable document revisions as required to maintain a BBJ cabin altitude of 6,500 ft at a cruise altitude of 41,000 ft in lieu of the standard cabin altitude of 8,000 ft. The customer will be required to perform the following: 1) For airplane line numbers less than 1824. Contract with Nord Micro for reworking the existing Cabin Pressure Controllers (Nord-Micro p/n 7121-19971-01A (2) two per airplane) with revised software for a new Cabin Altitude Schedule for the new cabin altitude. (Nord-Micro LCA part number 7121-19971-01BA) 2) Purchase PATS Aux Fuel System Service Bulletin or equivalent to revise the aux tank pressure relief valve to be compatible with the Lower Cabin Altitude change. Note: Contact PATS to verify if the intent of this bulletin has already been installed on your airplane. If PATS bulletin is required it will necessitate the removal of the aux fuel tank for installation. 3) Review, for compatibility with LCA, all in-service repairs done on the pressure vessel. Utilize LCA Roadmap for further definition of steps required for assessment compatibility. (This service can be separately requested from Boeing.) 4) Review, for compatibility with LCA, all existing (and expected to be installed at time of LCA installation) STC's on the airplane. Utilize LCA Roadmap for further definition of steps required for assessment compatibility. (This is a standard regulatory procedure.) The Boeing STC package will provide instructions for the following: - Replacing the existing Maximum Pressure Safety Relief Valves (two per airplane) with new Valves that open at an increased delta pressure across the fuselage compatible with a cabin altitude of 6,500 ft. - Replacing the existing Flight Deck Cabin Pressure Indicator with a new Indicator. - Modifications to prevent the new Safety Relief Valve from being interchangeable with the standard 8000 foot cabin parts. - For airplane line numbers less than 779 only. Parts and instructions to install wing stringer stiffeners will be provided as part of the LCA kit. EFTA00811274 Hyperion Aviation Ltd Attachment A To Proposal 2131MK3011 Proposal Date August 8, 2018 Page A-2 of 2 Note: Installation of SIB 737-57-1285 or MR39359 - 119 is an acceptable means to meet the Stringer requirement for airplanes prior to line position 779. Manual Revision Note(s): If required, Boeing will provide manual revisions required for Aircraft return to service with this Kit. For other manuals, Boeing will provide manual revisions if Customer has a revision service agreement with Boeing for the affected manuals. Delivery Configuration Note(s): The engineering provided by this Boeing Kit is applicable and valid only for the Aircraft in its original Boeing delivery configuration, and as modified by the incorporation of FAA approved Boeing service bulletins, and/or Boeing modification revisions. With respect to any other modifications, it shall be the responsibility of the Customer to obtain appropriate regulatory agency approval for application of the data provided by this Kit. The Boeing Company will have no obligation to the Customer in obtaining any such certification. Material/Equipment List: Similar To Part Number CAT Part Qty Part Description Supplier Name Note: Buyer Furnished Equipment (BFE) is not included in this Kit. The BFE list herein is provided for reference only and is subject to change. Customer should coordinate with Boeing before making any BFE purchases prior to Boeing's release of the service bulletin. The BFE list is not final until Boeing releases the service bulletin. EFTA00811275