1” SAFETY AND LOCK BLOCK BASIC NAME BLOCK NAME MODIFIER SAFETY AND LOCK CONNECTION ISO 7-1 BSPT THREAD (NBR 6414) NOMINAL DIAMETER 1” TYPE MANUAL DRAIN MATERIAL CARBON STEEL MATERIAL SEALING MATERIAL NITRILE RUBBER NBR LIMITING VALVE WITH LIMITING VALVE PRESSURE RANGE 210 BAR ADDITIONAL REQUIREMENTS SEE NOTE COMMERCIAL REFERENCE HYDAC-SAF-20M12T210A-S13 NOTE: – WITH ADAPTER S13.