DUKE MARINE AND MARINE SALVAGE HIN Decoder
Hull Identification Numbers beginning with DUQ were assigned by the US Coast Guard to DUKE MARINE AND MARINE SALVAGE of WARWICK, RI. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
DUQ
Location
WARWICK, RI
In business
since 1984
Status
Listed active in USCG records
DUKE MARINE AND MARINE SALVAGE built hulls across both HIN eras (1984–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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DUKE MARINE AND MARINE SALVAGE HIN FAQ
What does a DUKE MARINE AND MARINE SALVAGE HIN look like?
It starts with the three characters "DUQ" — the Manufacturer Identification Code the US Coast Guard assigned to DUKE MARINE AND MARINE SALVAGE — followed by a 5-character hull serial and a 4-character date code, 12 characters total. DUKE MARINE AND MARINE SALVAGE built hulls across both HIN eras (1984–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is DUKE MARINE AND MARINE SALVAGE still in business?
USCG records list DUKE MARINE AND MARINE SALVAGE of WARWICK, RI in the MIC database (registered 1984).
How do I decode the year on a DUKE MARINE AND MARINE SALVAGE HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. DUKE MARINE AND MARINE SALVAGE built hulls across both HIN eras (1984–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in RI
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "DUKE MARINE AND MARINE SALVAGE HIN Decoder," carwhere.com/hin-decoder/duq, last verified 2026-06-12.