Helicopter Sikorsky S-61N Serial 61-465 Register N87580 PH-NZC used by Carson Helicopters ,KLM helikopters. Built 1969. Aircraft history and location Aircraft History PH-NZC KLM helikopters 1969-05-02Sikorsky S-61N-18, c/n 61-465, ff? reg Sikorsky as 92866, unk del KLM Noordzee Helikopters as PH-NZC, 02May69 reg USA as N87580, unk. 1974-05-10 10may74 ditched in the North Sea (NL) N87580 Carson Helicopters Carson from 2006 Send Updates Use APP to upload photo @ (optional) When Now? / / Send