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USCG Documented Vessel

CHALLENGE

No. 642151Tank ShipValid
Data as of · Source: U.S. Coast Guard
Every answer cited & verifiedAll 4 USCG exam modulesReviewed by a former NMC exam writer

Vessel particulars

Official number
642151
IMO number
7816551
Call sign
KNJL
Flag
Us
Service
Tank Ship
Self-propelled
Yes
Propulsion
Diesel Reduction
Hull material
Steel
Year built
1981

Dimensions & tonnage

Length
613.3 ft
Breadth
105.8 ft
Depth
60 ft
Gross tonnage
29823 GT
Net tonnage
12981 NT
Deadweight
48855 tons

Documentation

A Certificate of Documentation (COD) is the U.S. Coast Guard’s federal record of a vessel’s nationality and ownership — a national alternative to state titling for eligible vessels. Learn how it differs from state registration in the registration vs documentation guide.

COD status
Valid
Issued
May 27, 2026
Expires
June 30, 2027
Endorsements
Coastwise UnrestrictedRegistry

Builder

Builder
Avondale Shipyards INC
Shipyard
Avondale Shipyards INC
Built at
Avondale, La, United States
Year built
1981

Hailing port

Hailing port
Port Everglades, Fl, United States
Managing owner (company)
Seabulk Challenge LLC
Managing owner location
Dania Beach, Fl

Planning to run this boat as a charter or take paying passengers? Carrying up to six for hire needs an OUPV “six-pack” captain’s license.

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Independent reference tool — not affiliated with, endorsed by, or sponsored by the U.S. Coast Guard or the National Maritime Center. Vessel data is derived from public USCG sources and may lag official records; always verify with the issuing authority.

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