Hiller UH 12E4 / UH 12E Piston Helicopters registrations

4 Hiller UH 12E4 / UH 12E Piston Helicopters aircraft on the FAA register (FAA model UH-12E4), newest first.

N-numberYearAircraftBased
N647411976Hiller UH 12E4Harlowton, MT
N501HA1966Hiller UH 12E4Middletown, DE
N48220—Hiller UH 12E4 / UH 12E Piston HelicoptersRidge Spring, SC
N705WA—Hiller UH 12E4 / UH 12E Piston HelicoptersWilmington, DE

Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.