Part Number: 139-400 (Ampl-kl) Part Number: 139-4000 (Amplifier) Part Number: 139400-01-01 (Flight director) Part Number: 139400-1 (Spring assy) Part Number: 139400-3 (Spring assembly- compression) Part Number: 1394005-1 (1394005-1) Part Number: 1394007-1 (9085) Part Number: 13940-1 (Duct, anti ice) Part Number: 139401-01 (Spacer,frame) Part Number: 1394-0106 (Shaft) Part Number: 1394-0107 (Flap) Part Number: 13940-108 (Duct assy) Part Number: 13940-109 (Duct assy) Part Number: 139401-1 (Body assy)