Item #	Dimension A	Female Pipe
E-P-2-XX	1 in	1/8-in NPT
E-P-4-XX	1.31 in	1/4-in NPT
E-P-6-XX	1.44 in	3/8-in NPT
E-P-8-XX	1.87 in	1/2-in NPT
E-P-12-XX	2.12 in	3/4-in NPT
E-P-16-XX	2.44 in	1-in NPT
E-P-24-XX	3.25 in	1.5-in NPT