Non-metal seals and seal kits, namely, shaft seals, collars, plugs, couplers, bushings, washers, O-ring seals, sealing cord, O-ring seal kits, rubber back-up rings, rubber washers, plastic back-up rings, V-ring seals, bonded seals, pipe seals, and oil seals for use in a variety of general purposes, rubber ring for use in industrial semi-conductors