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N174HMMerkel Howard H J4B-2

ExperimentalCont Motor 0-200 SERIESReading, PA

Claim this aircraft

N174HM is a Merkel Howard H J4B-2. It is a rotorcraft with 2 seats, powered by a Cont Motor 0-200 series rated at 100 horsepower. The registration is active, with the registrant based in Reading, PA. Its experimental airworthiness certificate was issued in May 1989. It has been registered to its current owner since Mar 2024.

No NTSB events on record

More like this:Aircraft in Pennsylvania Experimental

2024

FAA record · Mar 2024 · Registration

Registered to current owner

Registered to Mid Atlantic Air Museum. Registrant based in Reading, PA.

1989

FAA record · May 1989 · Airworthiness

Special Airworthiness Certificate issued — Experimental

Manufacturer: Merkel Howard H. Model J4B-2. Serial HM-174.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N174HM's record changes.

More from Mid Atlantic Air Museum

FAA record

and 63 more registered to the same entity in PA.

Aircraft

ManufacturerMerkel Howard H

ModelJ4B-2

CategoryExperimental

TypeRotorcraft

SerialHM-174

EngineCont Motor 0-200 SERIES

Horsepower100

Seats2

BasedReading, PA

RegistrantMid Atlantic Air Museum

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2024 — present

Mid Atlantic Air Museum · Reading, PA

May 1989

Airworthiness certificate issued

Owner locations generalized to city/state for privacy. Ownership lineage grows as TailWiki tracks daily FAA updates.

View earlier registration history

TailWiki has tracked this tail since Aug 2026. The FAA registry is a snapshot, not a history — earlier owners aren't in the public record. TailWiki reconstructs ownership changes by watching daily FAA updates going forward, so this section fills in the longer TailWiki runs.

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