Bearings for transmission shafts, being parts of machines; Hydraulic controls for machines, motors and engines; Machine parts, namely, bearings; Machine parts, namely, couplers and semi-couplers of synthetic material; Machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; Machine parts, namely, work holding fixtures for precision machining applications; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges; Pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems sold as an integral component of injection molding machines; Pumps as parts of machines, motors and engines; Valves as machine components