Part Number: 14A418 (Duct assy) Part Number: 14A419 (Duct) Part Number: 14A419-300 (Duct assy) Part Number: 14A4196 (G.g.s. recorder mk3.) Part Number: 14A4197 (Ggsr magazine mk.3) Part Number: 14A422 (Ducting) Part Number: 14A423-11 (Connector assembly) Part Number: 14A423-13 (Peri-seal connector) Part Number: 14A423-13J (Couplin) Part Number: 14A423-20 (Connector assembly) Part Number: 14A423-23 (End) Part Number: 14A4233-505 (Cover) Part Number: 14A423-401 (Coupling assy) Part Number: 14A423-402 (Apu duct)