B5604 Brass Female NPT x Male NPT Branch Tee Forged Check Part Number A NPTF B NPTF C NPTF M M1 N D D1 Y WORKING PRESSURE B5604-2-2 1/8-27 1/8-27 1/8-27 0.56 0.56 0.75 0.312 0.218 0.50 2572 B5604-4-4 1/4-18 1/4-18 1/4-18 1.03 1.03 1.00 .312 .312 .47 1395 B5604-4-6 1/4-18 1/4-18 3/8-18 0.97 0.97 1.00 .312 .312 .47 1395 B5604-6-6 3/8-18 3/8-18 3/8-18 1.18 1.18 1.16 .500 .406 .69 2150 B5604-8-8 1/2-14 1/2-14 1/2-14 1.00 1.00 1.17 .687 .562 1.00 1527 B5604-12-12 3/4-14 3/4-14 3/4-14 1.34 1.34 1.73 .875 .718 1.25 1698