Piston helicopter

N8178H

1950 Hiller UH 12 Piston Helicopters

Registered 2 NTSB/FAA records
Built
1950
Serial
178
Class
Piston helicopter
Engines
Franklin 6V-335 series
Status
Current as of October 2026
Registered owner
Rotor Wing Nuts LLC (LLC)
Based
Kansas City, MO
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Registration record

N8178H on the FAA register

Type
1950 Hiller UH 12 Piston Helicopters (FAA: Hiller UH-12A)
Serial
178
Engines
Franklin 6V-335 series
Registered owner
Rotor Wing Nuts LLC
Kansas City, MO
Certificate issued
2022-03-17
Airworthiness date
1984-04-19
Registration expires
2029-03-31
Airworthiness class
Standard
Mode S (hex)
AB26D5
Mode S (octal)
52623325
Seats (type)
4
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-03-31
    Registration expires (renewal due).
  • 2023-08-27
    Accident at Mosby, MO; damage: substantial.
  • 2022-03-17
    Certificate of registration issued as N8178H.
  • 1984-04-19
    Airworthiness date on the current FAA record (standard category).
  • 1971-06-11
    Accident at Brooks,Oreg, 37; damage: destroyed.
  • 1950
    Manufactured (1950).
Overview

About N8178H

N8178H is a 1950 Hiller UH 12 Piston Helicopters (FAA model UH-12A), serial number 178. The FAA register lists Rotor Wing Nuts LLC as the registrant in Kansas City, Missouri. The current certificate of registration was issued on March 17, 2022 and expires on March 31, 2029.

The FAA aircraft reference file describes the type as a piston helicopter, one Franklin 6V-335 series engine and 4 seats. Its airworthiness certificate is standard category, dated April 19, 1984.

N8178H has 2 accident/incident records on file (most serious damage: destroyed); details are below.

Safety record

Accident & incident history

2023-08-27 Accident · Mosby, MO Damage: Substantial NTSB · CEN23LA383
Reported aircraft: Hiller UH-12A
Probable cause: The pilot s failure to maintain adequate rotor rpm which resulted in a loss of control and impact with terrain.
1971-06-11 Accident · Brooks,Oreg, 37 Damage: Destroyed NTSB · 3 0550
Reported aircraft: Hiller UH12A

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Missouri· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.