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    18 Products

    Plastic Threaded Precision Flow-Adjustment Valves

    Plastic provides a lightweight alternative to metal valves. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control. These valves have a hex nut and threads below the handle for mounting through instrument panels.
    Dark Gray PVC Body
    Image of Product. Female × Female. Front orientation. Flow-Adjustment Valves. Plastic Threaded Precision Flow-Adjustment Valves, Dark Gray, Straight, NPT Thread, Female.
    Image of Product. Female × Male. Front orientation. Flow-Adjustment Valves. Plastic Threaded Precision Flow-Adjustment Valves, Dark Gray, Straight, Male, NPT Thread, Female.
    Image of Product. Male × Male. Front orientation. Flow-Adjustment Valves. Plastic Threaded Precision Flow-Adjustment Valves, Dark Gray, Straight, Male, NPT Thread.

    Female ×

    Female

    Female × Male

    Male × Male

    Flow-Adjustment Valves
    Mounting Nuts
    Overall
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Ht.
    Lg.
    Temp. Range,
    ° F
    Seal
    Material
    Panel Cutout
    Dia.
    Seat
    Material
    Needle
    Material
    End-to-End
    Lg.
    For Use With
    Valve
    Type
    Each
    Each
    NPT Female × NPT Female
    1/8 0.4125 psi @ 140° F2 5/8"2"35 to 140EPDM
    		7/8"PVCPVC2"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle0000000000000000000000000
    1/4 0.4125 psi @ 140° F2 5/8"2"35 to 140EPDM
    		7/8"PVCPVC2"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
     
    NPT Female × NPT Male
    1/8 0.3125 psi @ 140° F2 5/8"2 1/4"35 to 140EPDM
    		7/8"PVCPVC2 1/4"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
    1/4 0.4125 psi @ 140° F2 5/8"2 3/8"35 to 140EPDM
    		7/8"PVCPVC2 3/8"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
     
    NPT Male × NPT Male
    1/4 0.4125 psi @ 140° F2 5/8"2 11/16"35 to 140EPDM
    		7/8"PVCPVC2 11/16"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
     

    Threaded Precision Flow-Adjustment Valves for Chemicals

    To withstand aggressive and corrosive solutions in chemical-processing applications, these valves have a fluoroelastomer seal and a plastic body. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control.
    Dark Gray PVC Body
    Image of Product. Front orientation. Flow-Adjustment Valves. Threaded Precision Flow-Adjustment Valves for Chemicals, Dark Gray, Straight.
    Flow Coefficient (Cv)—Flow coefficient (Cv) is the amount of water (in gallons per minute) at 60° F that will flow through a fully open valve with a difference of 1 psi between the inlet and the outlet.
    Overall
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Ht.
    Lg.
    Temp. Range,
    ° F
    Seal Material
    Panel Cutout
    Dia.
    Seat
    Material
    Needle
    Material
    End-to-End
    Lg.
    For Use With
    Valve
    Type
    Each
    NPT Female × NPT Female
    1/4 0.64150 psi @ 70° F3 7/16"2 1/2"40 to 150Fluoroelastomer
    		1 5/16"PTFEPVC2 1/2"Water, Citric Acid, Diesel Fuel, Ethylene Glycol, Hydrochloric Acid, Isopropyl Alcohol, Kerosene, Nitric Acid, Phosphoric Acid, Salt Water, Soap SolutionsNeedle00000000000000
    3/8 0.72150 psi @ 70° F3 7/16"2 1/2"40 to 150Fluoroelastomer
    		1 5/16"PTFEPVC2 1/2"Water, Citric Acid, Diesel Fuel, Ethylene Glycol, Hydrochloric Acid, Isopropyl Alcohol, Kerosene, Nitric Acid, Phosphoric Acid, Salt Water, Soap SolutionsNeedle0000000000000
    1/2 0.79150 psi @ 70° F3 7/16"2 1/2"40 to 150Fluoroelastomer
    		1 5/16"PTFEPVC2 1/2"Water, Citric Acid, Diesel Fuel, Ethylene Glycol, Hydrochloric Acid, Isopropyl Alcohol, Kerosene, Nitric Acid, Phosphoric Acid, Salt Water, Soap SolutionsNeedle0000000000000
     

    Precision Flow-Adjustment Valves with Push-to-Connect Fittings

    Insert tubing into the fittings on these valves—no heat, solder, or flux required. Turn the handle to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control. All valves have a hex nut and threads below the handle for mounting through instrument panels.
    Dark Gray PVC Body
    Image of Product. Front orientation. Flow-Adjustment Valves. Precision Flow-Adjustment Valves with Push-to-Connect Fittings.
    Flow-Adjustment Valves
    Mounting Nuts
    Overall
    For Tube
    OD
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Ht.
    Lg.
    Temp. Range,
    ° F
    Seal
    Material
    Panel Cutout
    Dia.
    Seat
    Material
    Needle
    Material
    End-to-End
    Lg.
    For Use With
    Valve
    Type
    Each
    Each
    Push to Connect × Push to Connect
    1/4" 0.3125 psi @ 140° F2 5/8"2 11/16"35 to 140EPDM
    		7/8"PVCPVC2 13/16"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle0000000000000000000000000
    3/8" 0.4125 psi @ 140° F2 5/8"2 11/16"35 to 140EPDM
    		7/8"PVCPVC2 13/16"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
     

    Precision Flow-Adjustment Valves with Barbed Fittings

    Barbs grip onto tubing, providing a secure hold. Turn the handle on these valves to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control. All have a hex nut and threads below the handle for panel mounting.
    Dark Gray PVC Body
    Image of Product. Front orientation. Flow-Adjustment Valves. Precision Flow-Adjustment Valves with Barbed Fittings.
    Flow-Adjustment Valves
    Mounting Nuts
    Overall
    For Tube
    ID
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Ht.
    Lg.
    Temp. Range,
    ° F
    Seal
    Material
    Panel Cutout
    Dia.
    Seat
    Material
    Needle
    Material
    End-to-End
    Lg.
    For Use With
    Valve
    Type
    Each
    Each
    Barbed × Barbed
    1/4" 0.3125 psi @ 140° F2 5/8"3 5/16"35 to 140EPDM
    		7/8"PVCPVC3 3/8"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle0000000000000000000000000
    3/8" 0.3125 psi @ 140° F2 5/8"3 5/16"35 to 140EPDM
    		7/8"PVCPVC3 3/8"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
    1/2"0.4125 psi @ 140° F2 5/8"3 5/16"35 to 140EPDM
    		7/8"PVCPVC3 3/8"Water, Air, Argon, Helium, Krypton, Neon, XenonNeedle00000000000000000000000
     

    Precision Flow-Adjustment Valves with Push-to-Connect Fittings for Food and Beverage

    Image of Product. Front orientation. Flow-Adjustment Valves. Precision Flow-Adjustment Valves with Push-to-Connect Fittings for Food and Beverage.
    Insert tubing into the fittings on these valves—no heat, solder, or flux required. Designed for use in food and beverage tubing lines, they adjust flow in small increments for metering, sampling, and other applications requiring fine flow control. Threads and a hex nut below the handle allow you to install these valves in instrument panels. They have a nut that can be tightened to compress the packing if it leaks.
    For Tube
    ID
    For Tube
    OD
    Max. Pressure
    @ Temp.
    Max. Temp.,
    ° F
    Panel Cutout
    Dia.
    End-to-End
    Lg.
    Valve
    Type
    For Use With
    Seal
    Material
    Each
    PVC Body
     
    Push to Connect × Push to Connect
    1/8" 1/4" 125 psi @ 140° F1407/8"2 11/16"NeedleFood, BeverageBuna-N
    		0000000000000
    1/4" 3/8" 125 psi @ 140° F1407/8"2 11/16"NeedleFood, BeverageBuna-N
    		000000000000
     

    Precision Flow-Adjustment Valves with Barbed Fittings for Food and Beverage

    Image of Product. Front orientation. Flow-Adjustment Valves. Precision Flow-Adjustment Valves with Barbed Fittings for Food and Beverage.
    These valves have barbed fittings that grip onto tubing, providing a secure hold. They’re often used in food and beverage tubing lines to adjust flow in small increments for metering, sampling, and other applications requiring fine flow control. Threads and a hex nut below the handle allow you to install these valves in instrument panels. They have a nut that can be tightened to compress the packing if it leaks.
    For Tube
    ID
    For Tube
    OD
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Max. Temp.,
    ° F
    Panel Cutout
    Dia.
    End-to-End
    Lg.
    Valve
    Type
    For Use With
    Seal
    Material
    Each
    PVC Body
     
    Barbed × Barbed
    1/4" 3/8" 0.3125 psi @ 140° F1407/8"3 5/16"NeedleFood, BeveragePTFE
    		0000000000000
    3/8" 1/2" 0.3125 psi @ 140° F1407/8"3 5/16"NeedleFood, BeveragePTFE
    		000000000000
     
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