 By the end of the 1950s, Switzerland opted to procure British-built Hawker Hunters to meet the Swiss Air Force's needs instead of the P-16.Following the cancellation, FFA decided to continue the P-16 program at its own expense for a while.The company completing two further aircraft, which conformed to the more capable "MK III" standard; these ("X-HB-VAC/J-3004" and "X-HB-VAD/J-3005") conducted their first flights in July 1959 and March 1960 respectively, while their last flights were performed during April 1960 and June 1960.