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R

RCC	-	Rescue Coordination Centre
RCDS	-	Raster Chart Display System
RDC	-	Run Down Clause
RDF	-	Radio Direction Finder
REC	-	Spain's Special Register of Vessels of the Canary Islands
RECD	-	Received
RED	-	Rate, Extras, Demurrage
REDELY	-	Redelivery
RF	-	Range Finder
	-	Radio Frequency
RH	-	Relative Humidity
	-	Right Hand
RINA	-	Registro Italiano Navale (Italian Classification Society)
	-	Royal Institute of Naval Architects
RINAV	-	Registro Internacional Naval SARL (Portuguese)
RLS	-	Royal Lifeboat Society
RMS	-	Root Mean Square
	-	Royal Mail Service
RNR	-	Registrul Naval Roman (Romanian Register of Shipping)
	-	Rate Not Reported
ROB	-	Remaining On Board
ROC	-	Restricted Operator Certificate
	-	Reference Our Cable
RORO	-	Roll On/Roll Off
ROT	-	Reference Our Telex
ROV	-	Remotely Operated Vehicle
RPC	-	Remote Position Control
RPF	-	Radio Position Finding
RPM	-	Revolution Per Minute
RPS	-	Revolution Per Second
RPT	-	Repeat
RS	-	Russian Maritime Register of Shipping
	-	Radio Station
R/T	-	Revenue Ton
RT	-	Radio Telephone
RTN	-	Return
RTW	-	Round The World
R/V	-	Round Voyage
RVP	-	Reid Vapour Pressure
RVT	-	Revert
RVTG	-	Reverting
RX	-	Receiver
RYC	-	Reference Your Cable
RYT	-	Reference Your Telex

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