Consists of o/a dim in in. 1.880 dia, 0.150 thk, 4 mtg holes w/ 0.126 min to 0.131 max dia, 36 terminals; matl iron nickel alloy cl 3; cold rolled steel b1112 or b1113, and copper per qq-c-502, dow corning glass 9013 and 9010; surface tin-dip per mil-t-10727 type i; terminal life 11.0 amp at 10000.0 hrs