MARTIN J AIN LTD. DBA HIN Decoder
Hull Identification Numbers beginning with NJN were assigned by the US Coast Guard to MARTIN J AIN LTD. DBA of INWOOD, NY. The company is recorded as out of business since 2001 — common for older hulls, and useful to know when hunting parts or records. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
NJN
Location
INWOOD, NY
In business
since 1986
Status
Out of business (2001)
MARTIN J AIN LTD. DBA hulls (1986–2001) 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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MARTIN J AIN LTD. DBA HIN FAQ
What does a MARTIN J AIN LTD. DBA HIN look like?
It starts with the three characters "NJN" — the Manufacturer Identification Code the US Coast Guard assigned to MARTIN J AIN LTD. DBA — followed by a 5-character hull serial and a 4-character date code, 12 characters total. MARTIN J AIN LTD. DBA hulls (1986–2001) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is MARTIN J AIN LTD. DBA still in business?
USCG records list MARTIN J AIN LTD. DBA as out of business since 2001. That's common for older hulls — the HIN still decodes normally, and the out-of-business date helps date the boat and guides parts-hunting toward salvage and owner groups rather than a dealer network.
How do I decode the year on a MARTIN J AIN LTD. DBA HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. MARTIN J AIN LTD. DBA hulls (1986–2001) 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 NY
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "MARTIN J AIN LTD. DBA HIN Decoder," carwhere.com/hin-decoder/njn, last verified 2026-06-12.