Skip to main content
CaptainsGround

USCG Documented Vessel

DIAMOND M OFFSHORE ST 64

No. 256366Invalid
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
256366
Call sign
WB8622
Flag
Us
Self-propelled
No
Hull material
Steel
Year built
1944

Dimensions & tonnage

Length
311.7 ft
Breadth
50 ft
Depth
21.6 ft
Gross tonnage
2777 GT
Net tonnage
2641 NT

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
Invalid
Endorsements
Registry

Builder

Built at
Ambridge, Pa, United States
Year built
1944

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.

Was this page helpful?

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.

Study the exam the way it's actually written.

Every question cited to 33/46 CFR, the COLREGs, and Bowditch. Try 5 free — no signup.

Diamond M Offshore St 64 — USCG Documented Vessel 256366 · CaptainsGround