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Registered aircraft · FAA record as of September 25, 2026
N4137M

Robinson Helicopter R44 II

Valid Arkansas

N4137M is a Robinson Helicopter R44 II, a rotorcraft with a piston engine (a helicopter or multicopter), built in 2008. It has 4 seats. It is registered to Kropf Flying Service LLC, an LLC in Harrison, Arkansas. The registration is valid: it was issued on October 17, 2025 and expires on October 31, 2032. It holds a multiple airworthiness certificate for standard; restricted; agriculture and pest control, dated July 30, 2025.

Aircraft

Maker
Robinson Helicopter (United States)
FAA spelling: ROBINSON HELICOPTER COMPANY
Model
R44 II
Serial number
12115
Type
Rotorcraft
Power
Piston (reciprocating), 1 motor · Lycoming IO-540-AE1A5 · 260 hp
Seats
4
Year built
2008
Transponder code
A4E29E (octal 51161236)

Registration

Status
Valid registration
Certificate issued
October 17, 2025
Expires
October 31, 2032
Last FAA action
October 17, 2025
Airworthiness
Multiple · Standard; Restricted; Agriculture and pest control · July 30, 2025
FAA region
Southwestern
FAA record id
00461639

Owner as the FAA publishes it

Name
Kropf Flying Service LLC
Type
LLC
Address
10671 Highway 392 W
Harrison, AR 72601-7773

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Earlier use of this number 1

1956-03-22Piper PA-12 · Valid registration

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data