NORTHROP AND JOHNSON INC HIN Decoder
Hull Identification Numbers beginning with RIN were assigned by the US Coast Guard to NORTHROP AND JOHNSON INC of NEWPORT, RI. The company is recorded as out of business since 2008 — 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
RIN
Location
NEWPORT, RI
In business
since 1998
Status
Out of business (2008)
NORTHROP AND JOHNSON INC hulls (1998–2008) 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
The optional $19.99 Boat History Report adds stolen-boat, salvage/auction, incident, and USCG documentation checks — one-time, no subscription (typical boat-history services charge $25+).
NORTHROP AND JOHNSON INC HIN FAQ
What does a NORTHROP AND JOHNSON INC HIN look like?
It starts with the three characters "RIN" — the Manufacturer Identification Code the US Coast Guard assigned to NORTHROP AND JOHNSON INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. NORTHROP AND JOHNSON INC hulls (1998–2008) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is NORTHROP AND JOHNSON INC still in business?
USCG records list NORTHROP AND JOHNSON INC as out of business since 2008. 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 NORTHROP AND JOHNSON INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. NORTHROP AND JOHNSON INC hulls (1998–2008) 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 RI
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "NORTHROP AND JOHNSON INC HIN Decoder," carwhere.com/hin-decoder/rin, last verified 2026-06-12.