Helicopter Sikorsky HSS-1N / SH-34J Seabat Serial 58-1429 Register 51 used by Armada de Chile (Chilean Navy). Aircraft history and location Aircraft History 51 Armada de Chile Sikorsky HSS-1N, c/n 58-1429, ff? del USN as HSS-1N, 149840, unk del MDAP to Chilean Navy as N-51, unk wfu unk, fate unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send