40 Custom manufacturing of electrical and powered machine parts, namely, powered cylinders, linear thrusters, linear actuators, rotary actuators, valves, pumps, filters, pressure regulators and parts and accessories thereof, namely, cables, switches and mounting brackets adapted for powered cylinders, linear thrusters, linear actuators and rotary actuators for others; Manufacturing services for others in the field of electrical and powered machine parts, namely, powered cylinders, linear thrusters, linear actuators, rotary actuators, valves, pumps, filters, pressure regulators and parts and accessories thereof, namely, cables, switches and mounting brackets adapted for powered cylinders, linear thrusters, linear actuators and rotary actuators; Manufacture of electrical and powered machine parts, namely, powered cylinders, linear thrusters, linear actuators, rotary actuators, valves, filters, pumps, pressure regulators and parts and accessories thereof, namely, cables, switches and mounting brackets adapted for powered cylinders, linear thrusters, linear actuators and rotary actuators to order and/or specification of others; prototype fabrication of new products for others; custom design of prototypes