Sikorsky Product History

Production History. The Sikorsky model designation for the HSS-2(SH-3A) is the S-61. Since 1959, Sikorsky Aircraft has produced 794 aircraft based on the original S-61. At the end of twenty years production, Sikorsky produced the last S-61 in 1980. Sikorsky licensees in Great Britain, Japan, Canada, and Italy have produced an additional 679. ................
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