N5668D - 1959 Beech E18S Aircraft Registration

BE18

1959 BEECH E18S

Aircraft Description

N5668D is a 1959 Beech E18S, a twin-engine reciprocating (piston) aircraft registered to Letzelter C J in Littleton, CO. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on April 16, 1959. The registration certificate was issued on May 21, 2025. The registration is set to expire on May 31, 2032. Powered by a P&w R-985 SERIES engine producing 450 horsepower, N5668D is. The aircraft's Mode S transponder code is A740A8 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N5668D was last updated on May 21, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Beechcraft Model 18, known as the "Twin Beech," holds the record for the longest continuous production run of any piston-engine aircraft in aviation history. First flown on January 15, 1937, it was a low-wing twin-engine monoplane that could carry six to eight passengers or equivalent cargo loads. Spanning 32 years of production with over 9,000 aircraft built in 32 variations, it measured just over 35 feet in length with twin Pratt & Whitney Wasp Jr. radial engines. The aircraft was manufactured by Beech Aircraft Corporation of Wichita, Kansas. AviatorDB tracks 18,376 Beech aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is BE18.

AviatorDB has found no NTSB accident or incident reports involving N5668D. 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
1959
Manufacturer
BEECH
Model
E18S
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
BE1818 (piston)
Cruise Speed
165 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 16, 1959
Classification
Standard Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
May 21, 2025

Registered Owner

Name
LETZELTER C J
Address
7537 S PENNSYLVANIA DR
City
LITTLETON
State / Zip Code
Colorado80122-2821
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
P&W
Engine Model
R-985 SERIES
Horsepower
450 HP
Mode S Code (Oct)
51640250
Mode S Code (Hex)
A740A8

Additional Details

Registration
N5668D
Serial Number
BA-416
Number of Engines
2
Number of Seats
10
Expiration Date
May 31, 2032
Last Action Date
May 21, 2025
Last Update Date
January 19, 2026
Unique ID
00290777

Last Known Position

Date
April 15, 2026 (UTC 18:19:48)
Airport
Latitude
44.859238
Longitude
-97.876805

Data Source

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

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