# N288LL — GRUMMAN AMERICAN AVN. CORP. AA-1B
> **—** Fixed Wing Single-Engine · Reciprocating · Owner: WITOLD SIEKAJ · PORT TOWNSEND, WA
## Aircraft
- **N-Number:** N288LL
- **Serial Number:** AA1B-0365
- **Manufacturer:** GRUMMAN AMERICAN AVN. CORP.
- **Model:** AA-1B
- **Year manufactured:** —
- **Type:** Fixed Wing Single-Engine
- **Engine type:** Reciprocating (01 engines)
- **Seats:** 002
- **Weight class:** CLASS 1
- **Mode S code (hex):** `A2ECB8`
## Owner
- **Name:** WITOLD SIEKAJ
- **Type of registrant:** Individual
- **Location:** PORT TOWNSEND, WA 983689006, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2025-12-01
- **Last action:** 2025-12-01
- **Expiration:** 2032-12-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=288LL)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=a2ecb8)
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