"DN50 PN16 / 40 "DN20 PN40 10nF 3/4""" KIT FOR ALFAT3 FB FILTER REGULATOR ALFA 60 and ALFA T3FB ALFA 24K, size 1/2 in NPT;ball valve GTVN.83 x 90.TP17A-K4 11008 (Sealing kit for ALFA 10N/NF DN 40, TFM 1600 KEA30801 ALFA 20R (KA603209) (stock) ALFA 10NF DN40 PN16 4086/000943 ALFA 60 (Valve) GT S.E. 83 (Actuator) ALFA 60 (Valve) GT S.E. 52 (Actuator) ALFA 60 (Valve) GT S.E. 143 (Actuator) ALFA 60 (Valve) GT S.E. 75 (Actuator) ALFA 10N (ART11001)