# N9990 — BERKSHIRE MFG. CORP. CONCEPT 70
> **1974** Glider · None · Owner: LEONARD STEVEN E · WICHITA, KS
## Aircraft
- **N-Number:** N9990
- **Serial Number:** 16
- **Manufacturer:** BERKSHIRE MFG. CORP.
- **Model:** CONCEPT 70
- **Year manufactured:** 1974
- **Type:** Glider
- **Engine type:** None (00 engines)
- **Seats:** 001
- **Weight class:** CLASS 1
- **Mode S code (hex):** `ADF66A`
## Owner
- **Name:** LEONARD STEVEN E
- **Type of registrant:** Individual
- **Location:** WICHITA, KS 672126411, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2020-08-15
- **Last action:** 2023-03-10
- **Expiration:** 2027-08-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9990)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=adf66a)
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*MORVS · CC0 1.0*