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Registered aircraft · FAA record as of September 25, 2026
N9990

Berkshire Mfg. Corp. CONCEPT 70

Valid Kansas

N9990 is a Berkshire Mfg. Corp. CONCEPT 70, a glider with no engine, built in 1974. It has 1 seat. It is registered to an individual in Wichita, Kansas. The registration is valid: it was issued on August 15, 2020 and expires on August 31, 2027. It holds an experimental airworthiness certificate for amateur built, dated May 24, 1979.

Aircraft

Maker
Berkshire Mfg. Corp.
Model
CONCEPT 70
Serial number
16
Type
Glider
Power
None · None NONE
Seats
1
Year built
1974
Cruising speed
45 mph
Transponder code
ADF66A (octal 53373152)

Registration

Status
Valid registration
Certificate issued
August 15, 2020
Expires
August 31, 2027
Last FAA action
March 10, 2023
Airworthiness
Experimental · Amateur built · May 24, 1979
FAA region
Central
FAA record id
00453460

Owner as the FAA publishes it

Name
Leonard Steven E
Type
Individual
Address
11117 W Westlawn St
Wichita, KS 67212-6411

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Earlier use of this number 1

1935-07-07Travel Air 4-D · Valid registration

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data