Material sheet, synthetic rubber impregnated, cotton fabric base; oil resistance; 1 slot 1.200 in. Nom lg, 0.220 in. Nom w, 0.300 in. Nom depth; 1 slot 0.620 in. Nom lg, 0.160 in. Nom w, 0.130 in. Nom depth; o/a ht 0.500 in. Nom; o/a lg 3.000 in. Nom; o/a w 0.750 in. Nom; wedge angle 13 deg