17 Thermoplastic elastomer resins in pellet form for use in further manufacture; extruded plastic in the form of bars, rods, sheets, and tubes for use in manufacturing; plastic sheets for the manufacturing of wear pads, fixtures, wear rings, bearings; plastic composite material in the form of profiles, sheets, rods, tubes for use in manufacturing; flexible plastic pipes for plumbing purposes; industrial hoses made of rubber and plastic for use in the fields of hydraulics, hydraulic pumps, food and beverage, transportation, and agriculture; flexible tubes of plastic; o-rings being joint packing for pipes; o-rings; non-metal o-rings for pumps, valves, dispensing machine, bottling machines, medical devices, hydraulic cylinders; o-rings of metal for reactor pressure vessels, industrial compressors, waste heat, automotive head/cylinder sealing, defense ms o-rings, spent fuel casts, and plastic film extrusions; non-metallic seals for joints; cylinder joining seals; non-metal seals for cylinders, flanges, engines, pumps and valves for metal and plastic pipe connections; metal seals for flanges pumps, and valves for metal pipe connections; non-metal sealing rings for use as connection seals; rings of rubber for use as pipe connection seals; metric and standard o-ring kits comprised of non-metal o-rings of various sizes for use as connection seals; sealing gaskets of metal; pipe gaskets; pipe gaskets for metal and plastic pipes; gaskets made of rubber; sealing gaskets of metal