The funcion of the carriage is to support the top drive move up and down smoothly together with the guide beam in the allowed sliding range.

Spare Parts I for Shot Pin Assembly 30151875 Shot pin, Shot pin sleeve and Shot pin bushing flange Shot pin is a component of the shot pin assembly in the top drive system.It works under high pressure or high torque.It can prevent too much force transmitted to other equipment to provide safety. #OEM

Top drive spare parts for NOV Varco TDS-11SA/9SA.OEM part number #124535 carriage setback, left, is ready for shipment to our client in Russia.

Cartridge valve It is a device used in various hydraulic machinery. The valve has a simple structure, composed of valve core, valve sleeve, spring and seal rings.Its main function is to control the open and close of the liquid circuit.It has good control of the directions of the liquid, oil, pressur