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Nantucket Boats Works

Hull Identification Number Decoder — USCG MIC NBW

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Nantucket Boats Works β€” HIN at a glance

ManufacturerNantucket Boats Works
CityHingham
StateMassachusetts
CountryUnited States
MIC codeNBW
HIN formatUSCG (12 characters)
StatusActive
Boat typesOther / Misc, Open motorboat

Decode a Nantucket Boats Works HIN

Paste any HIN starting with NBW — we'll decode the serial number, build month, build year and model year instantly.

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About the USCG HIN format

Nantucket Boats Works is registered with the US Coast Guard and stamps a standard 12-character Hull Identification Number on every vessel produced for the US market. The format breaks down as:

NBW NNNNN M Y YY
β””β”¬β”˜ β””β”€β”€β”¬β”€β”€β”˜ β”‚ β”‚ β””β”¬β”˜
 β”‚    β”‚     β”‚ β”‚  └─ Model year (last two digits)
 β”‚    β”‚     β”‚ └──── Production year (last digit, 1972 standard)
 β”‚    β”‚     └────── Production month (A=Jan, B=Feb ... L=Dec, skipping I)
 β”‚    └──────────── Hull serial number (alphanumeric)
 └─────────────── MIC: Manufacturer Identifier Code (NBW)

Federal regulation 33 CFR Β§ 181 requires every US-built or imported recreational vessel to display this HIN permanently on the upper starboard side of the transom, and a duplicate HIN in a hidden location inside the hull.

Other Massachusetts boat manufacturers

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Frequently asked questions

What is the MIC code for Nantucket Boats Works?

Nantucket Boats Works is assigned USCG Manufacturer Identifier Code (MIC) NBW. All Nantucket Boats Works boat HINs begin with these three characters.

How long is a Nantucket Boats Works HIN?

Nantucket Boats Works uses the US HIN format: 12 characters total. The first 3 are the MIC, followed by 5 serial-number characters, 1-letter month, 1-digit year, and 2-digit model year.

Is Nantucket Boats Works still in business?

Nantucket Boats Works is currently listed as active in the US Coast Guard MIC database (last published October 2019). Even out-of-business manufacturers' HINs remain valid identifiers for the boats they built.

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