HYDROFLAT LLC HIN Decoder
Hull Identification Numbers beginning with HFF were assigned by the US Coast Guard to HYDROFLAT LLC of DES ALLEMANDS, LA. 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
HFF
Location
DES ALLEMANDS, LA
In business
since 2010
Status
Listed active in USCG records
HYDROFLAT LLC hulls (2010–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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HYDROFLAT LLC HIN FAQ
What does a HYDROFLAT LLC HIN look like?
It starts with the three characters "HFF" — the Manufacturer Identification Code the US Coast Guard assigned to HYDROFLAT LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. HYDROFLAT LLC hulls (2010–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is HYDROFLAT LLC still in business?
USCG records list HYDROFLAT LLC of DES ALLEMANDS, LA in the MIC database (registered 2010).
How do I decode the year on a HYDROFLAT LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. HYDROFLAT LLC hulls (2010–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 LA
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "HYDROFLAT LLC HIN Decoder," carwhere.com/hin-decoder/hff, last verified 2026-06-12.