UNF-FACIAL "O" RING

FITTING SIZE UFA-2A THREAD HEX In. L In. X In. 4 7/16-20 9/16 0.67 0.36 5 1/2-20 5/8 0.67 0.36 6 9/16-18 11/16 0.73 0.39 8 3/4-16 7/8 0.80 0.44 10 7/8-14 1 0.93 0.50 12 1 1/16-12 1 1/4 1.09 0.59