N637

Cancelled 1960

Deregistered aircraft · Sikorsky HSS-1

Cancelled
August 10, 1960
Exported to
Japan
Status when cancelled
Valid registration
Serial number
581143
Type
Rotorcraft
Certificate issued
January 21, 1960
Mode S code
A857BC
Owner when cancelled
United Aircraft Corp
Owner type
Corporation

From the FAA registry file of October 29, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.