01308nam 2200349 450 991071662800332120210721134139.0(CKB)5470000002523888(OCoLC)1260853277(EXLCZ)99547000000252388820210721d2017 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierAnchorDarling double disc gate valve check pin and stem-disc separation failuresWashington, DC :United States Nuclear Regulatory Commission, Office of Nuclear Reactor Regulation :Office of New Reactors,2017.1 online resource (6 pages) illustrationNRC information notice ;2017-03"June 15, 2017.""ML17153A053."Nuclear power plantsPipingValvesNuclear power plantsPipingValves.U.S. Nuclear Regulatory Commission.Office of Nuclear Reactor Regulation,U.S. Nuclear Regulatory Commission.Office of New Reactors,GPOGPOBOOK9910716628003321AnchorDarling double disc gate valve check pin and stem-disc separation failures3339358UNINA