Part Number: 071-1276-10 (Transponder control) Part Number: 071-1276-11 (Control head off 5v gry) Part Number: 071-1276-12 (Kfs576a ctl hd nvg) Part Number: 071-1276-13 (Transponder control) Part Number: 071-1276-14 (Control unit) Part Number: 071-1276-15 (Control unit, xpdr) Part Number: 071-1276-16 (Transponder control) Part Number: 071-1276-18 (Control hd off 28v blk non-dif) Part Number: 071-1276-18-NVG (Kfs 576a controller) Part Number: 071-1276-19 (Control unit) Part Number: 071-1276-20 (Transponder control head) Part Number: 071-1276-21 (Ctl hd no sw 28vg) Part Number: 071-1276-22 (Atc control kfs576a) Part Number: 071-1276-23 (Atc xpdr control)