Description Male NPT or MPT fitting. National Pipe Thread this is designed to weld to a 2.0 inch O.D. stainless tube. Weld-on style requires professional welder 304 stainless steel INOX 2.0 inch dimensions Tube O.D. = 2.0 inch (size of O.D. tubing to weld onto) Length A = 1 - 3/4 inch Can be welded to fitting below to make an adapter to go from a milk tank outlet valve to male pipe thread for bio-diesel or other non food uses. Be sure an add the Hex nut before you weld the 2 pieces together. order nut, adapter and ferrule separately 81560210 19WB2.0 4999-1000-362 Related Items; 1000-385 Male Bevel Seat Weld On ferrule 1000-937 extra long male bevel seat weld on ferrule 1000-392 - 2.0 Stainless Steel Hex Nut in stock - updated March 2026