STC SA3-52

FAA Form 8110-2 (5/14) Page 1 of

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Title SA3-52 Preferred Improvements, LLC 11234 Hackett Road Apple Creek, OH 44606 4b 2 Civil Air Regulations A-618 & A-669 DC-3 All Models Radome Installation. Data Required: Remmert-Werner Drawing No. SK-10087, Rev. C, or later FAA approved revision.

For alternate flush latch install, see Remmert-Werner Drawing No. SK-10158. For alternate tee-bolt attachment install, see Remmert-Werner Drawing No. SK-10165 (STC SA3-78). For radar equipment install, see STC SA3-271.

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.

Douglas 10/1/1970; 3/25/1981; 6/30/1983; 3/7/2014;

12/5/2017; 12/13/2017 February 22, 1955 February 22, 1955 June 19, 1957 Grant E. Youngdahl Program Manager Wichita ACO Branch

FAA Form 8110-2 (5/14) Page 2 of

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2 SA3-52