Rubber rings for use as pipe connection seals; rubber sealing parts, namely, stoppers, tubes, and plugs for use in auto and industry machinery; plastic sealing parts, namely, stoppers, tubes, and plugs for use in auto and industry machinery; rubber shock absorbers for use in auto and industry machinery; rubber sealing plugs for use in auto and industry machinery; rubber sealing cushions for use in auto and industry machinery; sealing products, namely, non-metal seals made primarily of rubber for use in auto and industry machinery; rubber shields for use in auto and industry machinery; raw rubber or semi-manufactured rubber; rubber bushes for use in auto and industry machinery.