OCEAN MASTER CSTM ALUM BTWKS HIN Decoder
Hull Identification Numbers beginning with YIW were assigned by the US Coast Guard to OCEAN MASTER CSTM ALUM BTWKS of PORT MCNEILL, BC. 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
YIW
Location
PORT MCNEILL, BC
In business
since 2007
Status
Listed active in USCG records
OCEAN MASTER CSTM ALUM BTWKS hulls (2007–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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OCEAN MASTER CSTM ALUM BTWKS HIN FAQ
What does a OCEAN MASTER CSTM ALUM BTWKS HIN look like?
It starts with the three characters "YIW" — the Manufacturer Identification Code the US Coast Guard assigned to OCEAN MASTER CSTM ALUM BTWKS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. OCEAN MASTER CSTM ALUM BTWKS hulls (2007–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is OCEAN MASTER CSTM ALUM BTWKS still in business?
USCG records list OCEAN MASTER CSTM ALUM BTWKS of PORT MCNEILL, BC in the MIC database (registered 2007).
How do I decode the year on a OCEAN MASTER CSTM ALUM BTWKS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. OCEAN MASTER CSTM ALUM BTWKS hulls (2007–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in BC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "OCEAN MASTER CSTM ALUM BTWKS HIN Decoder," carwhere.com/hin-decoder/yiw, last verified 2026-06-12.