... /2'x3/8'x10 NC-V-C003: spring check valve 1/2', 3/4', 1', 1-1/4', 1-1/ ... ', 2-1/2', 3', 4' NC-V-L001: Y filter valve 1/2', 3/4', 1', 1-1/4', 1-1 ... /2', 2', 2-1/2', 3', 4' NC-V-C001: swing check valve 1/2', 3/4', 1', 1-1/4', 1-1 ... ', 2', 2-1/2', 3', 4' NC-V-E001: gate valve 1/2', 3/4', 1', 1-1/4', 1-1 ...