N31651 - 1941 Waco VKS-7 Aircraft Registration

1941 WACO VKS-7

Aircraft Description

N31651 is a 1941 Waco VKS-7, a single-engine reciprocating (piston) aircraft registered to K E F Enterprises INC in Plymouth, MA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on September 5, 1963. The registration certificate was issued on January 17, 2012. The registration is set to expire on January 31, 2028. Powered by a Cont Motor W670 SERIES engine producing 250 horsepower, N31651 is. The aircraft's Mode S transponder code is A3603C (hex), used for ADS-B identification and flight tracking. The FAA registry record for N31651 was last updated on April 14, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Waco Aircraft Corporation produced a wide range of biplanes from the 1920s through 1940s. Waco biplanes are among the most sought-after vintage aircraft, with the YMF-5 being reproduced as a modern classic. AviatorDB tracks 678 Waco aircraft currently registered in the FAA database, including the VKS-7 model.

AviatorDB has found no NTSB accident or incident reports involving N31651. 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
1941
Manufacturer
WACO
Model
VKS-7
Type Aircraft
Fixed Wing Single Engine
Cruise Speed
123 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
September 5, 1963
Classification
Standard Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
January 17, 2012

Registered Owner

Name
K E F ENTERPRISES INC
Address
37 UNION ST
City
PLYMOUTH
State / Zip Code
Massachusetts02360-3339
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
CONT MOTOR
Engine Model
W670 SERIES
Horsepower
250 HP
Mode S Code (Oct)
50660074
Mode S Code (Hex)
A3603C

Additional Details

Registration
N31651
Serial Number
5275
Number of Engines
1
Number of Seats
5
Expiration Date
January 31, 2028
Last Action Date
April 14, 2023
Last Update Date
January 19, 2026
Unique ID
00551603

Data Source

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

Last updated: 2026-05-01 01:32:20 UTC