AIROS SYSTEMS LTD HIN Decoder
Hull Identification Numbers beginning with ZDK were assigned by the US Coast Guard to AIROS SYSTEMS LTD of VICTORIA, 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
ZDK
Location
VICTORIA, BC
In business
since 1980
Status
Listed active in USCG records
AIROS SYSTEMS LTD built hulls across both HIN eras (1980–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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AIROS SYSTEMS LTD HIN FAQ
What does a AIROS SYSTEMS LTD HIN look like?
It starts with the three characters "ZDK" — the Manufacturer Identification Code the US Coast Guard assigned to AIROS SYSTEMS LTD — followed by a 5-character hull serial and a 4-character date code, 12 characters total. AIROS SYSTEMS LTD built hulls across both HIN eras (1980–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 AIROS SYSTEMS LTD still in business?
USCG records list AIROS SYSTEMS LTD of VICTORIA, BC in the MIC database (registered 1980).
How do I decode the year on a AIROS SYSTEMS LTD HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. AIROS SYSTEMS LTD built hulls across both HIN eras (1980–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 BC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "AIROS SYSTEMS LTD HIN Decoder," carwhere.com/hin-decoder/zdk, last verified 2026-06-12.