STC SH2263NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) FAA Form 8110-2 (03/21) Page 1 of 3 22___

Number: SH2263NM

This certificate issued to: MD Helicopters, LLC 4555 East McDowell Road M615 Mesa, Arizona 85215-9734

6 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: H3WE

- Make: MDHI (Hughes) Model: 369E, 500N

Description of Type Design Change: Installation of a fore-and-aft medical evacuation litter(s) kit in accordance with FAA sealed Tracor Aviation Drawing List DL-324-001, Revision L, dated March 21, 1984, or later FAA approved revision.

Limitations and Conditions: The limitations and conditions of Data Sheet H3WE apply to the Tracor Litter(s) Kit installed except as outlined on page 3 of this STC. A copy of this STC must be included in the permanent records of the each helicopter modified in accordance with this STC. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: March 25, 1983 Date Reissued: January 4, 1999; June 26, 1995;

February 8, 1999; October 9, 2002; October 23, 2002;

August 5, 2022

Date of Issuance: April 11, 1984 Date Amended: January 4, 1991; September 1, 1993 By Direction of the Administrator

Title: Acting Manager, Technical & Administrative Support Section Aviation Safety Los Angeles ACO Branch

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) FAA Form 8110-2 (03/21) Page 2 of 3 22___

Number: SH2263NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) FAA Form 8110-2 (03/21) Page 3 of 3 22___

Number: SH2263NM

Limitations (Continued):

The FAA Approved Rotorcraft Flight Manual Supplement No. TA-HH-0006, dated April 3, 1984, or later approved revisions, for the litter(s) kit installed on MDHC 369E helicopters is required.

The GAA Approved Rotorcraft Flight Manual Supplements No. CSP-520N-1B, dated August 30, 1993, or later approved revisions, for the litter(s) kit installed on MDHC 500N helicopters is required.

Operation Limitations: The following limitations apply to the MDHC Model 369E and 500N helicopters equipped with the Tracor fore-and-aft Litter(s) Kit installation.

1. VNE is limited to 110 KIAS for the 369E and 109 KIAS for the 500N, with both right hand doors and center door post removed.

2. Maximum speed is limited to 20 MPH when right hand doors and center post are properly secured in the open position.

3. Co-pilot’s cyclic and directional controls must be removed and stowed when litters are installed.

4. Litter patient must be restrained by litter straps.

5. The modification is approved for right hand side installation only.

Placard: “For operation with doors open Max. speed is 20 MPH”

Limitation of Applicability: The approval of this change in type design applies basically to MDHC Model 369E and 500N helicopters only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage.

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