01242nam 2200349 450 991071514450332120201221095201.0(CKB)5470000002508570(OCoLC)1227512542(EXLCZ)99547000000250857020201221d1987 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierDegradation of static "O" ring pressure switchesWashington, D.C. :United States Nuclear Regulatory Commission, Office of Inspection and Enforcement,1987.1 online resourceInformation notice ;no. 87-16"April 2, 1987."Nuclear power plantsPipingValvesDeteriorationDiaphragms (Mechanical devices)DeteriorationNuclear power plantsPipingValvesDeterioration.Diaphragms (Mechanical devices)Deterioration.U.S. Nuclear Regulatory Commission.Office of Inspection and Enforcement,GPOGPOBOOK9910715144503321Degradation of static "O" ring pressure switches3333201UNINA