83-02-05\tMCDONNELL DOUGLAS: Amendment 39-4544. Applies to McDonnell Douglas Model DC-8-70 series airplanes, certificated in all categories. Compliance required as indicated, unless previously accomplished.\n\n\tTo prevent separation of the exhaust nozzle plug, accomplish the following within 300 flight hours after the effective date of this AD:\n\n\tA.\tReplace all NAS560XK4-5 screws with NAS560XK4-4 screws and check for running torque at the exhaust plug splice in accordance with McDonnell Douglas DC-8-70 Alert Service Bulletin A78-107, dated November 30, 1982, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.\n\n\tB.\tReplace all nut plates not meeting the minimum run down torque of five-inch pounds.\n\n\tC.\tSpecial flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD.\n\n\tD.\tAlternate means of compliance which providean equivalent level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region.\n\n\tThe manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1).\n\n\tAll persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director, Publications and Training, C1-750 (54-60). These documents also may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California.\n\n\tThis amendment becomes effective February 7, 1983.