The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is NHT. This MIC (NHT) stands for the company name Nz 1/2 Tn Ycht Rcg Asn which is currently Out of Business. This boat manufacturer code has other company names (NHT 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 (Nz 1/2 Tn Ycht Rcg Asn) is owned by and is located at Po Box 47-107 in Aukland state of . It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Nz 1/2 Tn Ycht Rcg Asn has started making boats, yachts and other watercraft as of 8/1/1975 and went out of business on (12/18/1991) in the following country: NEW ZEALAND.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Oob Bsc 72 Retd 911218; Bsc 73 Retd 920422 Djk.