Carburetters; Ball valves being parts of machines; Cylinders for machines; Hydraulic valves being parts of machines; Metal pulleys being parts of machines; 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; Pneumatic controls for machines, motors and engines; Pneumatic valve actuators; Pressure transducers and transmitters that convert hydraulic or...