0.156" hole diameter 0.013" material thickness 0.250" center hole diameter 6 bolt hole quantity hgt 0.37, center hole thru 0.07 in. thk, 2 holes 1.80 in. across c-to-c 0.125 in. dia; matl 0.010 gauge tricot jersey nylon coated on side per AMS3212 special shaped