Heavy duty, 6V - 36V, 2 position momentary push-button switch: Off - Momentary On. Normally "Off" S.P.S.T. Gasket sealed case protects against moisture and dust. Molded plastic insulator with protective barrier between terminals. Black moisture repellent rubber button cover. Silver contacts. Mounting stem 1-3/8" L, 5/8" - 32 thread dia.