Masoneilan General service valves
Masoneilan 35002 Series Camflex™ Rotary Control Valve
More than 1 million 35002 Series Camflex valves have been successfully installed in a variety of process industries and applications. a standard of excellence for eccentric-plug rotary globe control valves
Masoneilan 21000 Series Single Port Valve
The 21000 Series is a single-ported, heavy top-guided globe valve that can handle a wide variety of process control applications.
Masoneilan 41005 Series Cage Guided Valve
The versatile balanced trim cage-guided 41005 Series control valve offers solutions for demanding applications, such as high pressure drops, large capacities, and wide temperature ranges.
Masoneilan 80000 Series 3-Way Control Valve
The 80000 Series is a line of three-way control valves for either combining or diverting applications. Its key features include high flow capacities and low-pressure recoveries, resulting in efficient flow control performance.
Masoneilan 28000 Series Varipak™ Valve
The 28000 Series Varipak is a compact globe style valve specifically for microflow control.
Masoneilan 10000 Series Double Port Valve
The 10000 Series is a doubleported valve with top and bottom stem guiding. This design is suitable for high-pressure drop applications where dirty fluid conditions exist. The 10000 Series is widely used in hydrocarbon processing applications
Masoneilan 31000 Series Rotary Control Valve
The 31000 Series is a PFA-lined control valve with an eccentric rotary plug that offers tight shutoff, low dynamic forces, and control. This valve is suitable for corrosive applications like hydrofluoric and sulfuric acid
Masoneilan Conventional 37002 Series Minitork™ II Swing-Through Butterfly valve
The 37002 Series is a control valve used on large flow rates with lowpressure drop. It is available with complete PTFE lining (38002 Series) for corrosive fluids applications.
Masoneilan 36005 Series V-Max™ Control Ball Valve
The 36005 Series V-Max valve is a high-capacity, control ball valve with a patented dual-characterized, segmented ball design. It is for high viscosity fluid applications (i.e. pulp and paper industry) as well as processes requiring high capacity abilities balanced with accurate control.
Masoneilan 33000 Series Triple Offset Butterfly Valves
The 33000 Series Triple Offset Butterfly Valve is exclusive patented range of superior performance zero leakage bi-directional triple offset butterfly valves, suitable for extreme pressure/temperature applications.
Masoneilan Severe Service Valves
Masoneilan 78400 / 18400 Series LincolnLog™ Anti Cavitation Valve
The 18400 and 78400 Series valve is used in high-pressure liquid service applications to help eliminate cavitation. This valve is highly effective in pump recirculation and high-pressure liquid letdown applications, especially for dirty fluid conditions.
Masoneilan DSH Model Desuperheaters
The Masoneilan™ DSH Model steam desuperheaters are designed with state-of-the-art water injection to provide a evenly distributed temperature profile, while accelerating the reduction of superheat and temperature across steam.
Masoneilan 49000 Series V-LOG™ Low-Noise Anti-Cavitation Valve
The 49000 Series features enlarged body galleries to accommodate up to 36-stages of pressure reduction. Specific applications include boiler feedwater start-up and control, steam letdown, pump discharge, water reinjection, gas recycle, and vent applications.
Masoneilan 84000 Series SteamForm™ Steam Conditioning Valve
The 84003 Series SteamForm valve includes a patented water-injection system for efficient desuperheating in steam conditioning applications.
Masoneilan 71000 Series Visbreaker Valve
The 71000 Series is a modified sweep-angle valve that can reduce fluid impingement through the body. This design includes heavy guiding and durable trim parts to withstand harsh operation.
Masoneilan 72000 Series Large Mass Flow / Noise Reduction Valve
The 72000 Series offers precise capacity control while efficiently reducing noise and outlet velocities using single or multiple cages or V-LOG trim.
Masoneilan 74000 Series Heavy Oil Process Valve
The 74000 Series is a split-body forged angle erosion control valve with captured trim and continuous guided fluted plug for superior stability under harsh conditions with particulate flow.
Masoneilan 73000 Series Sweep Angle Valve
The 73000 Series control valve can throttle highly erosive, flashing, and two-phase flows.
Masoneilan 75000 Series Tank Drain Sweep Angle Valve
The Masoneilan™ 75000 Series is an erosive, flashing-resistant tank level control valve, designed with unique features for use in level control and tank drain applications with corrosive or viscous fluids prevalent in the PTA (Purified Terephthalic Acid) chemical industry.
Masoneilan 77000 Series Multi-Stage High Pressure Valve
The 77003 Series multi-stage, expanding-area control valve is primarily for high-pressure compressible fluid or two-phase flow applications. It controls erosion, degassing, and high noise levels.
Masoneilan Regulators
Masoneilan 525-526 Series Pressure Reducing, Back Pressure & Differential Pressure Regulators
The 525 Series regulators are configured for pressure reduction, and the 526 Series is for back-pressure applications. They are also available for differentialpressure applications in multiple configurations that can meet various combinations of capacity, pressure, and temperature requirements.
Masoneilan 535H-536H& 535V-536V
The 535V and 535H Series are available in multiple configurations for pressure reduction and differentialpressure applications.


Masoneilan 170/172/173/174 Series
The 170 through 173 Series regulators are a line of pressure reducing and relieving (back-pressure) and differentialpressure regulators for industrial liquid, steam, and gas applications.
The 174 Series is a low pressure regulator for gas service control. It is available in both pressure reducing and pressure relieving (back-pressure) constructions for industrial air and gas applications.
Masoneilan Level Transmitters & Controllers
Masoneilan 12400 Series Digital Level Transmitter
The Masoneilan 12400 Series Instrument is a two-wire looppowered, digital-displacement type level transmitter or controller with HART communication.
Masoneilan 12800 Series Pneumatic Level Transmitter / Controller
The 12800 Series pneumatic level controllers are used to control and/or transmit the level in a tank with one or two fluids (interface service).
The 12800 Series operates according to liquid displacement and torque tube principles.