"MADE OF NYLON FED SPEC L-P-395 TYPE 2,GRADE B; HEIGHT 2.63 IN MIN AND 2.69 IN MAX; HAS 4 HOLES DIA 0.228 IN MIN AND 0.234 IN MAX; 1 HOLE DIA 0.375 IN MIN AND 0.382 IN MAX; RADIUS 1.185 IN MIN AND 1.215 IN MAX; FLANGE 0.77 IN MIN AND 0.83 IN MAX; WIDTH BETWEEN CENTER OF HOLES 5.590 IN MIN AND 5.610 IN MIN"