Registry / Merkel Howard H / J4B-2 / N174HM

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N174HM V

Merkel Howard H J4B-2 · Reading, PA

FAA Registry ↗ FlightAware ↗ FlightRadar24 ↗ ADS-B Globe ↗

This aircraft — FAA registration facts

N174HM is a Merkel Howard H J4B-2 (serial HM-174), registered to Mid Atlantic Air Museum (corporation) in Reading, PA. Its FAA registration is recorded as v and expires March 2031; the airworthiness certificate dates from May 1989 (37 years ago). It carries a Cont Motor 0-200 SERIES engine rated at 100 hp. Its Mode-S transponder broadcasts the ICAO 24-bit address A128C4. Mid Atlantic Air Museum holds 73 aircraft on the registry.

Registered owner
Mid Atlantic Air Museum
Owner type
Corporation
Based in
Reading, PA
Serial number
HM-174
Airworthiness class
42
FAA status
V
Mode-S / ICAO24
A128C4 · 50224304 octal
Certificate issued
Mar 5, 2024
Airworthiness date
May 11, 1989
Last FAA activity
Mar 5, 2024
Registration expires
Mar 31, 2031
FAA region
1

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Cont Motor 0-200 SERIES
Engine type
Reciprocating (Piston)
Rated power
100 hp
Power per seat
50 hp
FAA engine code
17020

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N174HM

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Flight history & live tracking

ICAO24: a128c4
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Aircraft Type — ACFTREF 13015AC

Merkel Howard H J4B-2
Engines: 1
Type: piston
Seats: 2
Category: Standard

Engine — CODE 17020

Manufacturer: Cont Motor
Model: 0-200 SERIES
Type: Reciprocating (Piston)
Horsepower: 100 HP

FAA Registration Record

N-Number: N174HM
Serial Number: HM-174
Year Manufactured: —
ACFTREF Code: 13015AC
Engine Code: 17020
Status: V (V)
Certification: 42
Type Aircraft: Rotorcraft (6)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 50224304
ICAO 24-bit (hex): A128C4
ADS-B Exchange ↗ | FlightAware ↗

Registrant

Mid Atlantic Air Museum
Corporation
View all 73 aircraft registered to this owner →
11 Museum Dr
Reading, PA, 19605
FAA Region: 1

Key Dates

Certificate Issued Mar 5, 2024
Airworthiness May 11, 1989
Expiration Mar 31, 2031
Last Activity Mar 5, 2024
Data as of Sep 7, 2026

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