N42MR - 1971 Robertson R1U1 Aircraft Registration

1971 ROBERTSON R1U1

Aircraft Description

N42MR is a 1971 Robertson R1U1, a single-engine reciprocating (piston) aircraft registered to Neidert Melvin E in Usysses, KS. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on June 12, 1981. The registration certificate was issued on April 24, 2002. The registration is set to expire on January 31, 2030. Powered by a Franklin 4A235 SERIES engine producing 135 horsepower, N42MR is. The aircraft's Mode S transponder code is A4FA69 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N42MR was last updated on September 30, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Robertson is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 9 Robertson aircraft currently registered in the FAA database, including the R1U1 model.

AviatorDB has found no NTSB accident or incident reports involving N42MR. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1971
Manufacturer
ROBERTSON
Model
R1U1
Type Aircraft
Fixed Wing Single Engine
Cruise Speed
85 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
June 12, 1981
Classification
Experimental 2 Category
Type Registration
Co-Owned
Status
Valid Registration
Cert Issue Date
April 24, 2002

Registered Owner

Name
NEIDERT MELVIN E
Address
3850 W ROAD 8
City
USYSSES
State / Zip Code
Kansas67880
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
FRANKLIN
Engine Model
4A235 SERIES
Horsepower
135 HP
Mode S Code (Oct)
51175151
Mode S Code (Hex)
A4FA69

Additional Details

Registration
N42MR
Serial Number
529-42-2453
Number of Engines
1
Number of Seats
2
Expiration Date
January 31, 2030
Last Action Date
September 30, 2023
Last Update Date
September 30, 2023
Unique ID
00671664

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-06-15 01:32:20 UTC