... ) 1)Connection, male: ¼ NPT, ½ NPT, G ¼ B, G ½ BStem lengths: l1 = 2,5", 4", 6", 9", 12", 15", 18", 24 ... "l1 = 63, 100, 150, 225, 305, 380, 455, 610 mmDesign 1, ... : I = 140, 200, 240, 290 mmDesign 2, male nutStem length: l1 = 80, 140, 180, 230 mmDesign 3, union nutStem length ...