FI ELD 06SR WD BV W3 DKO MS CtrlX Drive H1243390 4040SL PFL634090 1203364 blank filter Element H1243390 4040SL PFL634090 1203364 Clamp Assemblies Standard Series Size 5 Ø42mm Polypropylene W5 Profiled Union Nut Straight Male Stud Fitting 1 4 BSP Zinc Nickel Plated