DIAPHRAGM VALVE PP FLG FLAT 50MM, BASIC NAME OF THE VALVE MODIFIER NAME RETAINER DIAPHRAGM TYPE SPLIT BODY BODY MATERIAL PP-POLYPROPYLENE LINERLESS LINER END FLANGE END TYPE FLAT FACE END PATTERN EN1092 FACE TO FACE PATTERN EN558-1 SERIES 1 CONSTRUCTION EN558- 1 SERIES 1 1 SERIES 1 VERTICAL OPERATING POSITION FLAT PLUG EPDM PLUG MATERIAL EPDM PLUG LINER PTFE SEAT MATERIAL POLYPROPYLENE SCREW CAP PRESSURE CLASS PN 10 NOMINAL DIAMETER 50 MM COMMERCIAL REFERENCE FRANK-V186 517. 005.485