Detailed history and photos of helicopter Boeing-Vertol CH-46A Sea Knight Serial 2174 Register 152552 used by US Marine Corps USMC Track service timeline and current status. Aircraft History 152552 US Marine Corps 1966-07-13BV-107M, c/n 2174, ff? del USMC 13Jul66 as CH-46A 152552 asgd Boeing FR Morton PA xfer HMM-262 20Jul66 xfer HMM-165 unk w/o 07Jan69, Marble Mountain, RVN. HMM-165 Send Updates Use APP to upload photo @ (optional) When Now? / / Send