# N7640 — SCHWEIZER SGS 1-34
> **1970** Glider · None · Owner: SILENT KNIGHTS INC · ANKENY, IA
## Aircraft
- **N-Number:** N7640
- **Serial Number:** 20
- **Manufacturer:** SCHWEIZER
- **Model:** SGS 1-34
- **Year manufactured:** 1970
- **Type:** Glider
- **Engine type:** None (00 engines)
- **Seats:** 001
- **Weight class:** CLASS 1
- **Mode S code (hex):** `AA52BC`
## Owner
- **Name:** SILENT KNIGHTS INC
- **Type of registrant:** Corporation
- **Location:** ANKENY, IA 500238700, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2021-05-13
- **Last action:** 2023-05-12
- **Expiration:** 2028-05-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7640)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=aa52bc)
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