Glider

N65818

1973 Schweizer SGS 2-33A

Registered 2 NTSB/FAA records
Built
1973
Serial
303
Class
Glider
Engines
None NONE
Status
Current as of October 2026
Registered owner
Helgersen William A Sr + 1 co-owner (Partnership)
Based
Mokena, IL
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Registration record

N65818 on the FAA register

Type
1973 Schweizer SGS 2-33A
Serial
303
Engines
None NONE
Registered owner
Helgersen William A Sr + 1 co-owner
Mokena, IL
Certificate issued
2020-11-14
Airworthiness date
1973-10-10
Registration expires
2027-11-30
Airworthiness class
Standard · glider
Mode S (hex)
A8AD0E
Mode S (octal)
52126416
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-11-30
    Registration expires (renewal due).
  • 2025-08-06
    Accident at Monee, IL; damage: substantial.
  • 2020-11-14
    Certificate of registration issued as N65818.
  • 1985-07-07
    Accident at Warrenton, VA; damage: substantial.
  • 1973-10-10
    Airworthiness date on the current FAA record (standard category (glider)).
Overview

About N65818

N65818 is a 1973 Schweizer SGS 2-33A, serial number 303. The FAA register lists Helgersen William A Sr + 1 co-owner as the registrant in Mokena, Illinois. The current certificate of registration was issued on November 14, 2020 and expires on November 30, 2027.

The FAA aircraft reference file describes the type as a glider and 2 seats. Its airworthiness certificate is standard category (glider), dated October 10, 1973.

N65818 has 2 accident/incident records on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2025-08-06 Accident · Monee, IL Damage: Substantial NTSB · CEN25LA311
Reported aircraft: Schweizer SGS 2-33A
Probable cause: The student pilot s failure to maintain airspeed and altitude resulting in a collision with the ground during the base to final turn.
NTSB report ↗
1985-07-07 Accident · Warrenton, VA Damage: Substantial Serious injury NTSB · BFO85LA053
Reported aircraft: Schweizer 2-33A

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Schweizer aircraft for sale· Aircraft registered in Illinois· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.