Hex Couplings Female NPT are pipe fittings designed to join two male threaded pipes in fluid and gas systems. The female NPT threads provide a tight seal when screwed onto male pipes, ensuring leak-resistant connections. The hexagonal shape allows easy tightening or removal using a wrench, making installation straightforward even in compact spaces.

These fittings are commonly used in oil and gas and process control applications. They are suitable for high-pressure systems, with pressure ratings up to 10000 PSI depending on the material. Hex couplings are available in stainless steel, brass, and carbon steel, offering durability and corrosion resistance in demanding environments.

Sizes available range from 1/8”, 1/4”, 3/8”, 1/2”, 3/4”, to 1”, providing flexibility for different piping setups. Their compact design and reliable performance make them ideal for instrumentation, process piping, and other applications where secure connections are essential.

Integral Bonnet Tube OD needle valves feature a one-piece construction where the bonnet is integrated with the valve body, eliminating welded joints and providing enhanced strength and safety. This design ensures durability and reliable performance in high-pressure applications, minimizing the risk of leaks or failures.

The Tube OD connections allow secure attachment to tubing while providing precise flow control, making these valves ideal for instrumentation lines, pressure measurement, and process control systems. The design supports consistent, repeatable shut-off and smooth operation, even under demanding conditions.

These valves are particularly suitable for oil and gas applications where high-pressure resistance, leak-free performance, and ease of maintenance are critical. Additional features such as rolled stem threads and mirror-finished stems reduce wear, lower operating torque, and extend service life, ensuring dependable operation in both standard and critical environments.

The Bore Through Male Connector NPT fittings are engineered to create robust, leak-free connections in high-pressure systems. These fittings feature a bore-through design, allowing fluid or gas to flow freely without obstruction, which minimizes pressure drop and ensures consistent system performance. Made from high-quality materials, they are suitable for pressures up to 6000 PSI and are manufactured to meet ASME B16.34, MSS-SP-99, and ASME B31.3 standards.

The NPT (National Pipe Thread) male connection ensures a tight seal when connected to compatible threaded components, providing reliable performance in oil and gas, chemical, and process industries. The fittings are precision-machined for proper ferrule deformation, which ensures leak-free connections under vibration, impulse, or vacuum conditions. Silver-plated threads reduce friction and prevent galling, while the bore-through design supports high flow rates without obstruction.

Bore Through Male Connector NPT fittings are easy to install and maintain. They are finger-tight for initial assembly and then wrench-tightened to achieve a secure seal, reducing installation errors and downtime. Their design allows disconnection and reconnection without compromising sealing integrity, making them suitable for applications requiring frequent maintenance or system modifications.

These fittings are unique in combining full-flow capability, high-pressure performance, and reliable sealing in a compact, easy-to-install form, making them ideal for demanding oil and gas systems, process lines, and high-pressure instrumentation setups.

The Gauge Root Valve Female x Female 1/4” NPT is a small but essential valve used to protect and control pressure instruments, like gauges and transmitters, in fluid or gas systems. Its female x female connection allows it to connect directly to two male-threaded fittings, making installation simple and reducing the risk of leaks.

This valve can handle pressures up to 6000 PSI and operates safely across a wide temperature range. The internal stem is designed with a back seat and the packing is placed below the threads, keeping the threads protected from the process media. A self-centering, non-rotating tip ensures a tight seal every time, preventing leaks.

It also features a removable “T” handle for easy turning with low effort, smooth rolled threads for long-lasting use, and a dust cap to prevent dirt or debris from entering the valve. Each valve is factory tested with nitrogen at 1000 PSI to ensure it seals correctly and operates reliably. This type of valve is ideal for isolating and protecting pressure instruments in chemical, oil and gas, and industrial processes.

The 1/2" poppet check valve with female × female NPT connections is designed to allow fluid to flow in only one direction while preventing any backflow. This is important in oil and gas systems because backflow can damage pumps, pipelines, and other equipment. The valve is commonly used in medium-sized lines, instrumentation, sampling, and control applications where reliable flow control is required.

The valve operates at a standard pressure of 6000 psi, with optional configurations available for pressures up to 10000 psi. Cracking pressures, the minimum pressure needed to open the valve, can be selected from 1/3 to 25 psi, giving flexibility to match the needs of specific systems. Its poppet mechanism responds quickly to flow changes and provides a tight seal, ensuring consistent performance and preventing leaks.

Made from corrosion-resistant materials such as SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass, the valve is suitable for harsh oil and gas environments. Female × female NPT connections allow for secure inline installation without extra fittings, reducing the risk of leaks and simplifying integration into existing piping.

Each valve is factory tested for cracking and reseal performance, ensuring it opens and closes reliably. Heat code traceability is provided to verify material quality. Additional testing, such as vibration, temperature, and helium testing, can be requested for applications requiring high reliability.

This valve is compact, durable, and designed for long-term operation with minimal maintenance. It helps maintain system pressure, protects critical equipment, and ensures that oil and gas systems operate safely and efficiently.

The HDI 2522 Choke Position Indicator System is a 4-inch solid-state electronic device used to precisely monitor the position of chokes in oil and gas operations. It provides position readings in 1% increments from fully closed (0%) to fully open (100%). The system supports a variety of choke types by interfacing with linear, rotary, or retractable potentiometers, making it adaptable to different choke designs commonly used in the industry.

This indicator eliminates the need for pneumatic air lines traditionally used for position sensing, improving reliability and reducing maintenance requirements. The gauge features a liquid crystal display (LCD) with both a numeric readout and an analog bar graph for quick visual interpretation of choke position. It includes a low battery indicator to ensure continuous operation.

The system is battery powered with a field-replaceable 3.6 Vdc power pack rated for one year of continuous operation. The internal battery powers the gauge electronics but not optional 4-20mA output loops. The 2522 supports up to two additional slave gauges for remote position displays, allowing flexible monitoring setups across control rooms.

Its robust, impact-modified polycarbonate/PBT alloy case is UV stabilized and sealed with gaskets to protect the electronics. The device operates within a temperature range of -40°F to 176°F (-40°C to 80°C) and is suitable for harsh oilfield environments.

Installation is straightforward, with recommended cable lengths up to 1,500 feet between the gauge and potentiometer, and customizable cable options available to fit specific site needs. Each system is factory matched and serialized, supplied with a signed calibration certificate, ensuring accuracy to within ±1% full scale.

Overall, the 2522 system provides a reliable, accurate, and low-maintenance solution for real-time choke position monitoring, enhancing operational control and safety in oil and gas production.

Angle Pattern Needle Valves Male x Female are designed to control the flow of liquids or gases in a piping system. The angle pattern allows the flow to change direction by 90 degrees, reducing piping complexity and minimizing pressure drop.

The male x female configuration enables easy connection to different pipe types and sizes, providing flexibility for installation in various system layouts. These valves are suitable for high-pressure applications, ensuring reliable and leak-free operation.

In oil and gas operations, they are used for controlling flow to instruments, transmitters, or equipment where space is limited and accurate flow control is needed. Metal-to-metal seals and durable stems ensure long-term performance under demanding conditions.

Reducing adapters Female to Male NPT are used to connect pipes or instrumentation lines of different diameters in oil and gas systems. They allow a larger pipe or fitting to join with a smaller one without leaking, ensuring the flow of liquids or gases remains safe and controlled. These fittings are especially useful in situations where space is limited or existing piping needs to be adapted to new equipment.

They are made from high-quality materials such as stainless steel, brass, or carbon steel, which can handle pressures up to 10,000 PSI. The female NPT side threads internally to receive a male pipe, while the male NPT side threads externally to connect to a female fitting. This combination provides a secure, leak-resistant connection that is durable even under high pressure, vibration, or temperature changes.

Reducing adapters are widely used in oil and gas production, processing, and distribution systems.

They are ideal for connecting instrumentation, control systems, chemical injection lines, or any piping where size changes are required. Their compact design and simple installation make them a practical choice for engineers and technicians who need reliable connections in complex piping networks.

The Check Valve Poppet Type with 1/4" NPT tube ends is a compact, high-performance valve designed to provide reliable one-way flow control in hydraulic and pneumatic systems. Built for demanding applications, this valve is rated up to 6000 PSI working pressure, making it suitable for both high-pressure and industrial environments.

The poppet design ensures a tight seal when backflow occurs, preventing fluid from moving in the reverse direction while allowing free flow in the intended direction. This not only protects sensitive system components but also maintains system efficiency by eliminating leakage.

With a cracking pressure typically available from 1 to 25 psi, the valve can be selected to suit specific operational needs, ensuring smooth opening without unnecessary resistance. The female NPT tube end connection provides a secure, leak-free fit, compatible with a wide range of standard piping and tubing systems. Constructed from durable stainless steel or carbon steel depending on configuration, the valve offers excellent resistance to wear, corrosion, and high-pressure fatigue.

Commonly used in oil and gas, the poppet-type check valve provides consistent performance, low maintenance requirements, and long service life.

Its simple yet effective design ensures operators can trust it in critical applications where preventing reverse flow is essential for safety and operational reliability.

The 1/2" poppet type check valve with male × female NPT connections is designed to allow fluid flow in one direction while preventing backflow in oil and gas systems. Its poppet mechanism provides fast response and a positive seal under pressure, protecting pipelines, pumps, and equipment from reverse flow and pressure fluctuations.

The 1/2" size is suitable for medium diameter lines, instrumentation, sampling, and control applications where reliable uni-directional flow is required. Male × female connections enable secure inline installation and integration into existing piping systems without additional fittings, reducing potential leak points and simplifying system layout.

The valve has a standard working pressure of 6000 psi, with optional configurations up to 10000 psi. Selectable cracking pressures range from 1/3 to 25 psi, allowing precise adaptation to system requirements. Construction materials include corrosion-resistant SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass, ensuring durability in demanding oil and gas environments.

All valves are factory tested for cracking and reseal performance, with pneumatic testing at 1000 psig to verify seat integrity. Heat code traceability ensures quality and material verification, and additional testing including vibration, temperature, and helium is available for critical applications requiring high reliability.

The Mini Needle Valve Series – Male x Female is designed for accurate and reliable flow control in small or compact piping systems. Its male-to-female connections allow easy integration into existing instrumentation or process lines. The valve ensures bubble-tight shut-off, preventing leaks in sensitive applications.

The rolled stem threads provide smooth operation, strength, and long service life, while the mirror-finished stem reduces friction, extends packing life, and ensures consistent performance. Packing located below the stem threads prevents lubricant washout, protects against corrosion, and keeps solids from entering the thread area, which could cause damage.

With low operating torque, these valves are easy to operate even in tight spaces. Optional panel-mount versions allow installation in control panels or instrument assemblies, making them ideal for oil and gas, chemical, and other industrial applications where precise flow control is essential.