Part Number: 1000850 (Intercommunications set control )Part Number: 106C7000-1 (Intercommunications set control )Part Number: 106D8006-1 (Intercommunications set control )Part Number: 106E5005-1 (Intercommunications set control )Part Number: 117D600-1 (Intercommunications set control )Part Number: 117D600-2 (Intercommunications set control )Part Number: 117D700-1 (Intercommunications set control )Part Number: 117E100-2 (Intercommunications set control )Part Number: 1974AS7000-1 (Intercommunications set control )Part Number: 227-4906 (Intercommunications set control )Part Number: 277-4000 (Intercommunications set control )Part Number: 449201-6MOD2 (Intercommunications set control )Part Number: 449204-1 (Intercommunications set control )Part Number: 616291-3 (Intercommunications set control )Part Number: 616296-121 (Intercommunications set control )Part Number: 616297-57 (Intercommunications set control )Part Number: 671675-117 (Intercommunications set control )Part Number: 671675-127 (Intercommunications set control )Part Number: C-2645AIC-14 (Intercommunications set control )Part Number: C-2645DAIC-14A (Intercommunications set control )