Feature●Mounting adapter for capacitive level sensors lk, li, lt, ll●Housing material: flange: stainless steel nut: stainless steel spacer brass locking ring: fpm (viton)●3/4" NPT D16; Pressure rating: 0.5 barDescription Mounting Adapter 3/4" Npt D16 For Capacitive Level Sensors Lk, Li, Lt, Ll; Housing Material: Flange: Stainless Steel Nut: Stainless Steel Spacer Brass Locking Ring: Fpm (Viton); Pressure Rating: 0.5 Bar.