ARMSTRONG CONSOLIDATED HIN Decoder
Hull Identification Numbers beginning with ACO were assigned by the US Coast Guard to ARMSTRONG CONSOLIDATED of PORT TOWNSEND, WA. 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
ACO
Location
PORT TOWNSEND, WA
In business
since 2015
Status
Listed active in USCG records
ARMSTRONG CONSOLIDATED hulls (2015–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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ARMSTRONG CONSOLIDATED HIN FAQ
What does a ARMSTRONG CONSOLIDATED HIN look like?
It starts with the three characters "ACO" — the Manufacturer Identification Code the US Coast Guard assigned to ARMSTRONG CONSOLIDATED — followed by a 5-character hull serial and a 4-character date code, 12 characters total. ARMSTRONG CONSOLIDATED hulls (2015–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is ARMSTRONG CONSOLIDATED still in business?
USCG records list ARMSTRONG CONSOLIDATED of PORT TOWNSEND, WA in the MIC database (registered 2015).
How do I decode the year on a ARMSTRONG CONSOLIDATED HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. ARMSTRONG CONSOLIDATED hulls (2015–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 WA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "ARMSTRONG CONSOLIDATED HIN Decoder," carwhere.com/hin-decoder/aco, last verified 2026-06-12.