... consists 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, 3 ... : Nut, Male Sub, Female Sub, Seal Ring; Sour Service Models to NACE MR-01-75. 9, Figure 1502 Hammer Union Nominal pipe Size:2, 3 ...