DMH25F25NYFD Dixon Cast Brass Double Male Hex Nipple - 2-1/2" Male NST(NH) Thread x 2-1/2" Male NYFDFeatures: Material: Cast Brass NYFD thread: 3. 031 x 8 TPI Part Number Male Thread Male Thread Weight (Lbs.) DMH1515NYFD 1 1 2" NPT 1 1 2" NYFD 1. 0000 DMH1525NYFD 1 1 2" NPT 2 1 2" NYFD 2. 5800 DMH2025NYFD 2" NPT 2 1 2" NYFD 1. 4600 DMH2515NYFD 2 1 2" NPT 1 1 2" NYFD 2. 3500 DMH2525NYFD 2 1 2" NPT 2 1 2" NYFD 2. 0000 DMH25F25NYFD 2 1 2" NST(NH) 2 1 2 NYFD 1. 4800 DMH25NYFD25NYFD 2 1 2" NYFD 2 1 2" NYFD 1. 5700