Helicopters/SIKORSKY/S-55B/N5663

N5663 — 1959 SIKORSKY S-55B

Registry aircraft record

✦FAA Registry Record

N-NumberN5663

Serial number55-1267

ManufacturerSIKORSKY

ModelS-55B

Year built1959

RegistrantSIERRA AERONAUTICS LLC

Registry statusRegistered (V)

RegistrationRegistration current · expires 31 Oct 2028

AirworthinessAirworthiness certificate on file

Last action2023-06-16

Source: FAA (United States) · updated Oct 22, 2026

One of 9 active SIKORSKY S-55Bs across the 4 registries BuyJet tracks. Registry record last updated Oct 22, 2026.

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About N5663

N5663 is a 1959 SIKORSKY S-55B registered with the FAA (United States).

Yes — the FAA (United States) lists N5663 as registered (registry data updated 2026-10-22).

The SIKORSKY S-55B has 12 seats and 1 engine.