Helicopter Sikorsky HSS-2 Sea King Serial 61-182 Register 149912 used by US Navy USN. Aircraft history and location Aircraft History For 149912 see also 2003 ch-149 50124 149912 US Navy Sikorsky HH-3A Big Mother USN conv HH-3A to SH-3G type 1976-10-14 Sikorsky SH-3G Sea King conv SH-3G HC-1 w/o 14oct76 HC-1 Send Updates Use APP to upload photo @ (optional) When Now? / / Send