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Registered aircraft · FAA record as of September 25, 2026
N3974A

Piper L-4B

Valid Kansas

N3974A is a Piper L-4B, a fixed-wing airplane with one motor with a piston engine, built in 1942. It has 2 seats. It is registered to an individual in Udall, Kansas. The registration is valid: it was issued on May 2, 2012 and expires on May 31, 2028. It holds a standard airworthiness certificate for normal, dated December 6, 2017.

Aircraft

Maker
Piper
Model
L-4B
Serial number
9430
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Cont Motor A&C65 SERIES · 65 hp
Seats
2
Year built
1942
Cruising speed
67 mph
Transponder code
A49FAF (octal 51117657)

Registration

Status
Valid registration
Certificate issued
May 2, 2012
Expires
May 31, 2028
Last FAA action
May 12, 2023
Airworthiness
Standard · Normal · December 6, 2017
FAA region
Central
FAA record id
00573776

Owner as the FAA publishes it

Name
Klingenberg Timothy C
Type
Individual
Address
8043 Skylane Dr
Udall, KS 67146-7409

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.

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