PART NO. THREAD O-RING DIMENSIONS E F F A B S1 S2 1TG9-04OG/SP R1/4"X19 G1/4"X19 10.77X2.62 25.5 31.3 14 19 1TG9-04-06OG/SP R1/4"X19 G3/8"X19 13.94X2.62 26.5 35.8 16 22 1TG9-06OG/SP R3/8"X19 G3/8"X19 13.94X2.62 27.5 36.8 16 22 1TG9-06-08OG/SP R3/8"X19 G1/2"X14 17.12X2.62 32.5 43.2 22 27 1TG9-08OG/SP R1/2"X14 G1/2"X14 17.12X2.62 37 43.2 22 27 1TG9-08-12OG/SP R1/2"X14 G3/4"X14 23.47X2.62 39.5 49.3 27 32 1TG9-12OG/SP R3/4"X14 G3/4"X14 23.47X2.62 43 49.3 27 32 1TG9-12-16OG/SP R3/4"X14 G1"X11 29.74X3.53 48 53 33 41 1TG9-16OG/SP R1"X11 G1"X11 29.74X3.53 50 53 33 41 1TG9-16-12OG/SP R1"X11 G3/4"X14 23.47X2.62 50 53 33 27 1TG9-16-20OG/SP R1"X11 G1.1/4"X11 37.69X3.53 55.5 58 41 50 1TG9-20OG/SP R1.1/4"X11 G1.1/4"X11 37.69X3.53 57 58 41 50 1TG9-24OG/SP R1.1/2"X11 G1.1/2"X11 44.04X3.53 62.5 63 48 55