Hi-Tech Controls, Inc. Datasheets for Needle Valves

Needle valves are small valves used for flow control in liquid or gas services. The fine threading of the stem and the large seat area allow for precise resistance to flow.
Needle Valves: Learn more

Product Name Notes
Bidirectional flow controller for mounting on single-acting and double-acting cylinders and valves. Knurled screw with internal hex slot. Ports G1/8, G1/4, G3/8, G1/2
Meter-In Unidirectional flow controller for mounting on cylinders and valves. Knurled screw adjustment, with internal hex slot. Ports 1/8", 1/4", 3/8", 1/2" NTPF
Right angle flow controller for mounting on cylinders and valves. Knurled screw adjustment, with internal hex slot. Ports 1/8", 1/4", 3/8", 1/2" NPTF
Right angle flow controller for mounting on single-acting and double-acting cylinders and valves. Knurled screw adjustment with internal hex slot. Ports G1/8, G1/4, G3/8, G1/2
These are bidirectional control valves made entirely of nickel-plated brass OT58, with Buna-N seals adn a plastic control knob. They are suitable for regulationg compressed air, water, or mineral oil.
These are bidirectional control valves made entirely of nickel-plated brass OT58, with Buna-N seals and a plastic control knob. They are suitable for regulating air, water or mineral oil.
These are bidirectional control valves made entirely of nickel-plated brass OT58, with Buna-N seals and a plastic control knob. They are suitable for regulating compressed air, water or mineral oil.
These unidirectional and bidirectional flow contrllers have been designed as small as possible so as to be mounted directly on valves or cylinders. The GMCU's and GSCU's feature Camozzi's new...
These unidirectional and bidirectional flow controllers have been designed as small as possible so as to be mounted directly on valves or cylinders. The great variety of adjustable fittings makes...
These unidirectional and bidirectional flow controllers have been designed as small as possible to enable mounting directly on valves or cylinders. The flow regulation range is wide and gradual, allowing...
Unidirectional flow controller for mounting on single-acting and double-acting cylinders and valves. Knurled screw with internal hex slot. Ports G1/8, G1/4, G3/8, G1/2