8rubber diaphragm, steel push-rod, 1.518 in. Lg o/a, 2.150 in. Diaphragm od, 0.036 in. Diaphragm thk, four qty holes, 0.175 in. Diameter equally spaced on 1.875 in. Bolt circle dia, 1.227 in. Push-rod lg, 0.310 in. Push-rod dia, 0.102 in. Slot w, 0.375 in. Slot lg