84-03-06 BOEING AND McDONNELL DOUGLAS: Amendment 39-4805. Applies to Boeing Model 747 and McDonnell Douglas Model DC-9 and DC-10 series airplanes certificated in all categories:\n\n\tA.\tWithin 180 days from the effective date of this AD, unless already accomplished, determine if any components listed by serial number in Table I, below, are installed on or in the landing gear assembly. This determination may be made by review of records or by inspection of parts to determine serial numbers. Components delivered with production airplanes or purchased from Boeing, Douglas, or Cleveland Pneumatics, as spares, are not affected by this AD. Components purchased prior to January 1, 1979, are not affected by this AD.\n\n\tB.\tIf any components listed in Table I are found, replace them with approved parts before further flight.\n\n\tC.\tFuture use of any components listed by serial number in Table I is prohibited, unless it is determined by the manufacturer or demonstrated to the FAA that thecomponent is in conformity to type design.\n\n\tD.\tUpon request of the operator, an FAA Principal Maintenance Inspector may adjust the compliance times if the request contains substantiating data to justify the change, and subject to prior approval by the Manager, Seattle Aircraft Certification Office, for the Boeing Model 747, or the Manager, Los Angeles Aircraft Certification Office, for the McDonnell Douglas Models DC-9 and DC-10.\n\n\tE.\tAlternate means of compliance with the AD which provide an equivalent level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office for the Boeing Model 747, or the Manager, Los Angeles Aircraft Certification Office for the McDonnell Douglas Models DC-9 and DC-10.\n\n\tF.\tAircraft may be ferried to a base for maintenance in accordance with Sections 21.197 and 21.199 of the Federal Aviation Regulations.\n\n\tThis amendment becomes effective March 19, 1984.\n\n\t\t\t\t\t\tAD 84-03-06\n\t\t\t\t\t\tTABLE I\n\n\n\nPART\nAIRCRAFT\nSERIAL\nAIRCRAFT\nNOMENCLATURE\nMANUFACTURERS\nNUMBERS\n\n\n PART NO.\n\n\n\n\n\nBoeing\nBrace Assembly\n65B05280\nCPT 1163 PTM\n747-100\nSide Body\n\nCPT 1257 PTM\n /200\nLanding Gear\n\n\n\nAxle\n65B05133\nCPT 2474 PTM\n\nWing & Body\n\nCPT 2714 PTM\n\nGear\n\nCPT 2828 PTM\n\n\n\nCPT 2836 PTM\n\n\n\nCPT 2838 PTM\n\n\n\nCPT 2839 PTM\n\n\n\nCPT 2886 PTM\n\n\n\nCPT 2908 PTM\n\n\n\nCPT 2959 PTM\n\n\n\nCPT 2981 PTM\n\n\n\nCPT 2982 PTM\n\n\n\nCPT 2991 PTM\n\n\n\nCPT 3048 PTM\n\n\n\nCPT 3056 PTM\n\n\n\nCPT 3063 PTM\n\n\n\nCPT 3090 PTM\n\n\n\nCPT 3091 PTM\n\n\n\nCPT 3101 PTM\n\n\n\nCPT 3149 PTM\n\n\n\nCPT 3691 PTM\n\n\n\nCPT 3733 PTM\n\n\n\n\nBoeing\nAxle\n65B19917\nCPT 3398 PTM\n747-SP\nWing & Body\n\n\n\nGear\n\n\n\n\n\n\nMcDonnell\nNose Gear Cylinder\n5920602-5\nCPT 1134 PTM\nDouglas\n\n or\nCPT 1160 PTM\nDC-9\n\n5920602-501\nCPT 1201 PTM\n\n\n\nCPT 1207 PTM\n\n\n\nCPT 1210 PTM\n\n\n\nCPT 1129 PTM\n\n\n\n\n\nNose Gear Piston\n5920603-501\nCPT 1395 PTM\n\n\n or\nCPT 1310 PTM5920603-5\nCPT 1308 PTM\n\n\n\nCPT 1417 PTM\n\n\n\nCPT 1422 PTM\n\n\n\nCPT 1440 PTM\n\n\n\nCPT 1301 PTM\n\n\n\nCPT 1306 PTM\n\n\n\nCPT 1160 PTM\n\n\n\nCPT 1161 PTM\n\n\n\nCPT 1178 PTM\n\n\n\nCPT 1208 PTM\n\n\n\nCPT 1209 PTM\n\n\n\nCPT 1246 PTM\n\n\n\n\nMcDonnell\nMain Gear Link Assy\nARG7009-501\n\nDouglas\nLower Down Lock\n or\nCPT 402 PTM\nDC-10\n\nARG7009-7\nCPT 421 PT\n\n\n\n\n\nAxle MLG\nARG7313-3\n\n\n\n or\nCPT 4361 PTM\n\n\nARG7313-1\n\n\n\n\n\n\nLink\nARG7107-5\n\n\n\n or\n\n\n\nARG7107-1\nCPT 0886 PTM\n\n\n\n\n\nBolt - Torque\nARG7323-1\nM 495 PTM\n\nLink - Upper\n\n\n\n MLG\n\n\n\n\n\n\n\nArm - Downlock\nARG7147-1\nCPT 1328 PTM\n\nMLG\n or\n\n\n\nARG7147-3\n\n\n\n\n\n\nLink Assembly\nARG7019-1\nCPT 019 PTM\n\nForward Brake\n or\nCPT 941 PTM\n\n\nARG7019-5\n\n\nLink Assembly\nARG7378-1\nCPT 672 PTM\n\nForward Brake\n or\nCPT 941 PTM\n\n MLG\nARG7378-3\n\n\n\n\n\n\n\n\n\n\nBolt - Torque\nARG7337-1\nCPT 063 PTM\n\nLink - Lower\n\nCPT 039 PTM\n\n MLG\n\nCPT 073 PTM\n\n\n\nCPT 040 PTM\n\n\n\nCPT 041 PTM