Aircraft Description
N6588 is a Sportavia-putzer SFS31, a single-engine reciprocating (piston) aircraft registered to Deffner Gerhard Paul Heinrich in Mckinney, TX. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on May 3, 1980. The registration certificate was issued on May 9, 2019. The registration is set to expire on May 31, 2029. Powered by a Rectimo 4AR 1200 engine producing 40 horsepower, N6588 is. The aircraft's Mode S transponder code is A8ADE2 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N6588 was last updated on August 4, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.
The SFS-31 Milan was an innovative single-seat motorglider that demonstrated how proven components from different manufacturers could create an efficient aircraft design. First flown on August 31, 1969, it combined the fuselage of the Fournier RF-4 with the 15-meter wing of the Scheibe SF-27M glider. The 49-foot wingspan aircraft achieved an impressive 29:1 lift-to-drag ratio and could cruise at 112 mph powered by a 39-horsepower converted Volkswagen engine. Sportavia-Pützer produced only 12-13 examples between 1969 and the early 1970s. AviatorDB tracks 14 Sportavia-putzer aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is SF31.
AviatorDB has found no NTSB accident or incident reports involving N6588. 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.
Registered Owner
Powerplant & Avionics
Additional Details
Data Source
Data provided by the US Federal Aviation Administration. View on FAA.gov
Last updated: 2026-04-01 01:32:20 UTC