... of Figure 100, Figure 200, Figure 206,Figure 400, Figure 600,Figure 602, Figure 1002, Figure 1003,Figure 1502 andFigure 2002. 1, Figure 100 Hammer Union Nominal pipe Size:2, 2-1/2 ... Economical, low-pressure union 2, Figure 200 Hammer Union Nominal pipe Size:1, 1-1/4, 1-1/2,2, 2-1/2,3, 4; Pressure ... -ring extends union service life. 4, Figure 400 Hammer Union Nominal pipe Size:2, 2-1/2, 3,4,6,8,10,12; ...