Ethan Allen-class submarine

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:marine
gptkbp:armament	gptkb:Polaris_A-3_missile gptkb:Polaris_A-2_missile
gptkbp:beam	33 feet
gptkbp:countryOfOrigin	gptkb:United_States
gptkbp:crewComplement	140
gptkbp:displacement	8,250 tons (submerged) 7,900 tons (surfaced)
gptkbp:enteredService	1961
gptkbp:hullNumber	SSBN-608 to SSBN-612
gptkbp:length	410 feet
gptkbp:namedAfter	gptkb:Ethan_Allen
gptkbp:notableShip	gptkb:USS_Ethan_Allen_(SSBN-608) gptkb:USS_John_Marshall_(SSBN-611) gptkb:USS_Thomas_A._Edison_(SSBN-610) gptkb:USS_Sam_Houston_(SSBN-609) gptkb:USS_Thomas_Jefferson_(SSBN-618)
gptkbp:numberBuilt	5
gptkbp:operator	gptkb:United_States_Navy
gptkbp:precededBy	gptkb:George_Washington-class_submarine
gptkbp:propulsion	nuclear powered
gptkbp:retired	1992
gptkbp:role	strategic deterrence
gptkbp:successor	gptkb:Lafayette-class_submarine
gptkbp:type	gptkb:marine
gptkbp:bfsParent	gptkb:USS_Lafayette_(SSBN-616)
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	Ethan Allen-class submarine