STC SR01047DE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate SR01074DENumber:

This certificate issued to: Metro Aviation Inc.

1214 Hawn Avenue Shreveport, LA 71107 BB__.

Make: Airbus Helicopters Deutschland GmbHOriginal Product H13EU7\SH&HUWLILFDWH1XPEHU Model: MBB-BK 117 C-2, MBB-BK 117 D-2 Description of Type Design Change:

Installation of Stryker 6086 Performance-PRO XT Gurney system and Performance Pro MX Locking System in accordance with MDL145M-6086, Master Drawing List, Rev C dated 11/11/2020, FAA approved 12/21/2020 or later FAA approved revision. FAA Approved Flight Manual Supplement, FMS145M-6086, Rev "-" dated 11/23/2020, FAA approved 12/21/2020 or later FAA approved revision, is required for this installation. Instructions for Continued Airworthiness, EMM145M-6086, Rev A dated 11/16/2020, FAA accepted 12/21/2020, or later FAA accepted revision is required to be made available at installation.

1. The installer must determine whether this design change is compatible with previously approved modifications.

Continued Page 3 of 3

August 21, 2020Date of Application: Date Reissued:

December 21, 2020Date of Issuance: Date Amended:

Kreg R. Voorhies, ODA Lead administrator Cert Works, LLC ODA Title: ODA No. ODA(AIR)-833887-NM $Q\DOWHUDWLRQRIWKLVFHUWLILFDWHLVSXQLVKDEOHE\DILQHRIQRWH[FHHGLQJRULPSULVRQPHQWQRWH[FHHGLQJ\HDUVRUERWK7KLVFHUWLILFDWHPD\EHWUDQVIHUUHGRUPDGH DYDLODEOHWRWKLUGSHUVRQVE\OLFHQVLQJDJUHHPHQWVLQDFFRUGDQFHZLWK&)53RVVHVVLRQRIWKLV6XSSOHPHQWDO7\SH&HUWLILFDWH 67& GRFXPHQWE\SHUVRQVRWKHUWKDQ WKH67&KROGHUGRHVQRWFRQVWLWXWHULJKWVWRWKHGHVLJQGDWDQRUWRDOWHUDQDLUFUDIWDLUFUDIWHQJLQHRUSURSHOOHU7KH67&¶VVXSSRUWLQJGRFXPHQWDWLRQ GUDZLQJVLQVWUXFWLRQV SURSHOOHUPXVWSURYLGHWKDWSHUVRQZLWKZULWWHQSHUPLVVLRQDFFHSWDEOHWRWKH)$$ 5HI&)5   )$$)RUP  683(56('(635(9,286(',7,21 3DJHRIBBB 3

I United States of America Department of Transportation Federal AviationAdministration Supplemental Type Certificate SR01074DENumber:

Date oI transfer:

$Q\DOWHUDWLRQRIWKLVFHUWLILFDWHLVSXQLVKDEOHE\DILQHRIQRWH[FHHGLQJRULPSULVRQPHQWQRWH[FHHGLQJ\HDUVRUERWK7KLVFHUWLILFDWHPD\EHWUDQVIHUUHGRUPDGH DYDLODEOHWRWKLUGSHUVRQVE\OLFHQVLQJDJUHHPHQWVLQDFFRUGDQFHZLWK&)53RVVHVVLRQRIWKLV6XSSOHPHQWDO7\SH&HUWLILFDWH 67& GRFXPHQWE\SHUVRQVRWKHUWKDQ WKH67&KROGHUGRHVQRWFRQVWLWXWHULJKWVWRWKHGHVLJQGDWDQRUWRDOWHUDQDLUFUDIWDLUFUDIWHQJLQHRUSURSHOOHU7KH67&’s supporting documentation (drawings, instructions, SURSHOOHUPXVWSURYLGHWKDWSHUVRQZLWKZULWWHQSHUPLVVLRQDFFHSWDEOHWRWKH)$$ 5HI&)5   )$$)RUP  683(56('(635(9,286(',7,21 3DJHRIBBB 3

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SR01074DE Limitations and Conditions Continued:

2. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the Airbus Helicopters Deutschland GmbH MBB-BK 117 C-2 and MBB-BK 117 D-2 is as follows:

a. The type certification basis for MBB-BK 117 C-2/D-2 rotorcraft is shown on TCDS H13EU for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of application, 8/21/2020, is based upon 14 CFR Part 29, effective February 1, 1965 plus Amendments 29-1 through 29-40. Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be:

Regulations at latest amendment; None Regulations at an intermediate amendment; None Regulations at the amendment level in TCDS H13EU;

14 CFR Sections: 29.2 Amdt. 29-32; 29.301 Amdt. - ; 29.303 Amdt. - ; 29.305(a)(b)(1) Amdt. - ; 29.307(a)(b)(6) Amdt. 29-30; 29.337(a) Amdt. 29-30; 29.561(a),(b)(3) Amdt.

29-38; 29.601 Amdt. - ; 29.603 Amdt. 29-17; 29.605 Amdt. 29-17; 29.607 Amdt. 29-5;

29.609 Amdt. - ; 29.611(a,b) Amdt. - ; 29.613 Amdt. 29-30; 29.619 Amdt. - ; 29.621 Amdt. - ; 29.623 Amdt. - ; 29.625 Amdt. - ; 29.783(a,e) Amdt. 29-31; 29.785(a,b,c,e),(k)

(1) Amdt. 29-29; 29.785(k)(2) Amdt. 29-29; 29.803(a,b,d,e) Amdt. 29-30; 29.805(a) Amdt. 29-30; 29.807(a)(4),(b) Amdt. 29-30; 29.809(a-c) Amdt. 29-30; 29.813(c)(2) Amdt. 29-12; 29.815 Amdt. 29-12; 29.853(a),(b) Amdt. 29-23; 29.1301 Amdt. - ;

29.1307(a) Amdt. 29-12; 29.1309(a),(b) Amdt. 29-14; 29.1411 Amdt. - ; 29.1413(b) Amdt. 29-16; 29.1529 Amdt. 29-20; 29.1541 Amdt. - ; 29.1581(a,b,d) Amdt. 29-15;

29.1583(c,e) Amdt. 29-24; 29.1585(a) Amdt. 29-24; 29.1589 Amdt. - ; D29.1 Amdt.

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