Helicopter Sikorsky CH-3C Serial 61-509 Register 63-9677 used by US Air Force USAF. Built 1964. Aircraft history and location Aircraft History 63-9677 US Air Force 1964-02-25del USAF as CH-3C 63-9677, 25Feb64 xfer Stead AFB, NE xfer 3750th CMS, Sheppard AFB, TX 62-96 soc & xfer DRMO, Sheppard AFB, TX unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send