01397oam 2200397 450 991070746850332120160817151244.0(CKB)5470000002464842(OCoLC)956778966(EXLCZ)99547000000246484220160817d1992 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierBarriers and seals between mild and harsh environmentsWashington, D.C. :United States Nuclear Regulatory Commission, Office of Nuclear Reactor Regulation,[1992]1 online resourceNRC information notice ;92-52Title from title screen (viewed on August 17, 2016)."July 15, 1992."Nuclear facilitiesElectric equipmentSafety measuresElectric switchgearSafety measuresSeals (Closures)Nuclear facilitiesElectric equipmentSafety measures.Electric switchgearSafety measures.Seals (Closures)U.S. Nuclear Regulatory Commission.Office of Nuclear Reactor Regulation,GPOGPOGPOBOOK9910707468503321Barriers and seals between mild and harsh environments3308143UNINA