Made from 304 sst per qq-s-766; 0.117 in.Dia holes on 5/32 in. Staggeredcenters 47 holes/sq in.51 percent openarea; 0.0299 in.Thk.; passivate per mil-s-5002; part to be free from grease or any foreign materials; break all sharp edges inside and outside before rolling; 1.310 in.Dia lg one end; 0.810 in.Lg other end; 1.000 in.Wd