We are renowned as the leading manufacturer and exporter of Polyurethane O Rings. These rings are available in various dimensions for different industrial applications. Manufactured from high quality polyutherane in compliance with international quality standards, these mechanical seals are stringently tested on various quality parameters. Reckoned for excellent surface finish, strong construction, extrusion resistant to all elastomeric sealing materials, resistant to explosive decompression and has excellent thermal properties, accurate dimensions, durable finish standards and impact resistance, these Wave Spring Mechanical Seals (Type 53) are available at very reasonable price. These seals are widely used in quick-disconnect hydraulic fittings, hydraulic cylinders and valves, pneumatic tools, and CO2 firearms. These seals can handle pressures up to 5,000 psi with a .010" extrusion gap.