The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is NKX. This MIC (NKX) stands for the company name Air Sport Air Boats In which is currently Out of Business. This boat manufacturer code has other company names (NKX sometimes goes by these name(s) if applicable: , , , or ). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Air Sport Air Boats In) is owned by Alex Humphrey and is located at 503 19th Street in Orlando state of Fl. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Air Sport Air Boats In has started making boats, yachts and other watercraft as of 1/29/1987 and went out of business on (7/6/1988) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Oob: Aux Report.