Part Number: 071-1283-38 (Control unit) Part Number: 071-1283-39 (Nav freq select) Part Number: 071-1283-40 (Control unit) Part Number: 071-1283-41 (Control unit) Part Number: 071-1283-42 (Nav freq select) Part Number: 071-1283-43 (Nav freq select) Part Number: 071-1283-99 (Nav control unit) Part Number: 071-1284-04 (Adf control unit) Part Number: 071-1284-05 (Adf control unit) Part Number: 071-1284-06 (Adf fq sel v/off 28v gry) Part Number: 071-1284-07 (Adf control unit) Part Number: 071-1284-08 (Adf control unit) Part Number: 071-1284-09 (Kfs0586a adf fq sel v off 28v b) Part Number: 071-1284-10 (Adf control unit)