Oil seal, Gasket, O-ring, U-ring, D-Ring,X-ring,T-ring, Y-ring We can offer custom molded, injected, stamped or extruded rubber parts. Our ... resistance tester.- Rubber products could be any type: Metal bonded multi-lip seals, O ring, D rings, oil pan gasket, diaphragm ... for brake, axle seal, transmission seal, valve stem seal, rubber boot, hydraulic ...