McMaster-Carr logo
    Filter by
    Maximum Temperature
    End-to-End Length
    Attribute Image
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    DFARS Specialty Metals
    Connection Port
    Minimum Temperature
    Maximum Pressure
    Dash Size
    Number of Ports
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    44 Products

    Compact Threaded Check Valves

    With a shorter end-to-end length than other check valves, these fit in tight spaces. They open to allow flow in one direction and close when flow stops or reverses.
    NPT Male Inlet × NPT Male Outlet
    Image of Product. Male Inlet × Male Outlet. Front orientation. Contains Annotated. Male. Compact Threaded Check Valves, Male.

    Male Inlet × Male

    Outlet

    303 Stainless Steel Body—303 stainless steel valves are more corrosion resistant than brass valves.
    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.
    Brass Body
    303 Stainless
    Steel Body
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Min. Opening
    Pressure, psi
    Temp. Range,
    ° F
    End-to-End
    Lg.
    For Use With
    Ball Material
    Each
    Each
    304 Stainless Steel Seal
    1/8 0.081200 psi @ 70° F235 to 3001"Air, Nitrogen, Water304 Stainless Steel
    		8567T110000008567T12000000
    1/4 0.19200 psi @ 70° F235 to 3001 3/8"Air, Nitrogen, Water304 Stainless Steel
    		8567T21000008567T2200000
     
    304 Stainless Steel Seal with Loctite® Internal Sealant
    1/8 0.0812,000 psi @ 70° F235 to 3001"Air, Nitrogen, Water304 Stainless Steel
    		8567T301000008567T30300000
    1/4 0.192,000 psi @ 70° F235 to 3001 3/8"Air, Nitrogen, Water304 Stainless Steel
    		8567T302000008567T30400000
     
    NPT Male Inlet × NPT Female Outlet
    Image of Product. Male Inlet × Female Outlet. Front orientation. Contains Annotated. Female. Compact Threaded Check Valves, Male.

    Male Inlet ×

    Female Outlet

    303 Stainless Steel Body—303 stainless steel valves are more corrosion resistant than brass valves.
    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.
    Brass Body
    303 Stainless
    Steel Body
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Min. Opening
    Pressure, psi
    Temp. Range,
    ° F
    End-to-End
    Lg.
    For Use With
    Ball Material
    Each
    Each
    304 Stainless Steel Seal
    1/8 0.081200 psi @ 70° F235 to 3007/8"Air, Nitrogen, Water304 Stainless Steel
    		8567T3050000008567T309000000
    1/4 0.19200 psi @ 70° F235 to 3001 1/4"Air, Nitrogen, Water304 Stainless Steel
    		8567T306000008567T31300000
     
    NPT Female Inlet × NPT Male Outlet
    Image of Product. Female Inlet × Male Outlet. Back orientation. Contains Annotated. Male. Compact Threaded Check Valves, Female.

    Female Inlet ×

    Male Outlet

    303 Stainless Steel Body—303 stainless steel valves are more corrosion resistant than brass valves.
    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.
    Brass Body
    303 Stainless
    Steel Body
    Pipe
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Min. Opening
    Pressure, psi
    Temp. Range,
    ° F
    End-to-End
    Lg.
    For Use With
    Ball Material
    Each
    Each
    304 Stainless Steel Seal
    1/8 0.081200 psi @ 70° F235 to 3007/8"Air, Nitrogen, Water304 Stainless Steel
    		8567T3070000008567T311000000
    1/4 0.19200 psi @ 70° F235 to 3001 1/4"Air, Nitrogen, Water304 Stainless Steel
    		8567T308000008567T31200000
     
    UNF Female Inlet × UNF Female Outlet
    Image of Product. Female Inlet × Female Outlet. Front orientation. Contains Annotated. Female. Compact Threaded Check Valves, Female.

    Female Inlet ×

    Female Outlet

    303 Stainless Steel Body—303 stainless steel valves are more corrosion resistant than brass valves.
    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.
    Brass Body
    303 Stainless
    Steel Body
    Thread
    Size
    Flow Coefficient
    (Cv)
    Max. Pressure
    @ Temp.
    Min. Opening
    Pressure, psi
    Temp. Range,
    ° F
    End-to-End
    Lg.
    For Use With
    Ball Material
    Each
    Each
    304 Stainless Steel Seal
    10-32 0.081125 psi @ 70° F235 to 15013/16"Air, Nitrogen, Water304 Stainless Steel
    		8567T310000008567T32000000
     

    Inline Hydraulic Check Valves

    Hydraulic check valves open to allow flow in one direction and close when flow stops or reverses.
    NPTF Male Inlet × NPTF Male Outlet—Ball Check Valve
    Image of Product. Front orientation. Hydraulic Check Valves. Inline Hydraulic Check Valves, NPTF Male Inlet × NPTF Male Outlet—Ball Check Valve.
    NPTF (Dryseal) threads are compatible with NPT threads.
    Brass Body—Brass valves have good corrosion resistance.
    303 Stainless Steel Body—303 stainless steel valves are more corrosion resistant than brass valves.
    Inlet
    Connection
    Outlet
    Connection
    Pipe
    Size
    Dash
    Size
    Pipe
    Size
    Dash
    Size
    Max. Flow
    Rate, gpm
    Flow Coefficient
    (Cv)
    Max. Pressure,
    psi
    Min. Opening
    Pressure, psi
    Seal
    Material
    Port-to-Port
    Lg.
    Hex
    Wd.
    Mounting
    Position
    Temp. Range,
    ° F
    Each
    Brass Body
    1/8
    		021/8
    		0210.172,0002.5—1"7/16"Any Angle-30 to 19046105K61000000
    1/8
    		021/8
    		0210.172,0002.5Buna-N
    		1"7/16"Any Angle-30 to 19046105K5900000
    1/4
    		041/4
    		042.50.562,0002.5—1 3/8"5/8"Any Angle-30 to 19046105K6200000
    1/4
    		041/4
    		042.50.562,0002.5Buna-N
    		1 3/8"5/8"Any Angle-30 to 19046105K6900000
    3/8
    		063/8
    		0661.312,0002.5—1 5/8"3/4"Any Angle-30 to 19046105K6300000
    3/8
    		063/8
    		0661.312,0002.5Buna-N
    		1 5/8"3/4"Any Angle-30 to 19046105K7100000
    1/2
    		081/2
    		08102.712,0002.5—2 1/8"7/8"Any Angle-30 to 19046105K6400000
    1/2
    		081/2
    		08102.712,0002.5Buna-N
    		2 1/8"7/8"Any Angle-30 to 19046105K7200000
    3/4
    		123/4
    		12153.42,0002.5Buna-N
    		2 1/4"1 1/8"Any Angle-30 to 19046105K7300000
     
    Steel Body
    1/4
    		041/4
    		042.50.563,0002.5—1 3/8"5/8"Any Angle-30 to 19046105K6500000
    1/4
    		041/4
    		042.50.563,0002.5Buna-N
    		1 3/8"5/8"Any Angle-30 to 19046105K7400000
    3/8
    		063/8
    		0661.313,0002.5—1 5/8"3/4"Any Angle-30 to 19046105K6600000
    3/8
    		063/8
    		0661.313,0002.5Buna-N
    		1 5/8"3/4"Any Angle-30 to 19046105K7500000
    1/2
    		081/2
    		08102.713,0002.5—2 1/8"7/8"Any Angle-30 to 19046105K6700000
    1/2
    		081/2
    		08102.713,0002.5Buna-N
    		2 1/8"7/8"Any Angle-30 to 19046105K7600000
     
    303 Stainless Steel Body
    1/4
    		041/4
    		042.50.563,0002.5—1 3/8"5/8"Any Angle-30 to 19046105K6800000
    1/4
    		041/4
    		042.50.563,0002.5Buna-N
    		1 3/8"5/8"Any Angle-30 to 19046105K7700000
    3/8
    		063/8
    		0661.313,0002.5Buna-N
    		1 5/8"3/4"Any Angle-30 to 19046105K7800000
     

    Screw-In Hydraulic Check Valves

    These hydraulic check valves open to allow flow in one direction and close when flow stops or reverses. Also known as cartridge valves, they screw into your mounting block.
    Ball Check Valve
    Image of Product. Front orientation. Hydraulic Check Valves. Screw-In Hydraulic Check Valves.
    Body—UN/UNF
    (SAE Straight)
    Deltrol Equivalent
    Model No.
    Hydraforce Equivalent
    Model No.
    Parker Equivalent
    Model No.
    Thread
    Size
    Dash
    Size
    Max. Flow
    Rate, gpm
    Flow Coefficient
    (Cv)
    Max. Pressure,
    psi
    Min. Opening
    Pressure, psi
    Seal
    Material
    Overall
    Ht.
    Mounting
    Position
    Each
    Black Anodized Aluminum Body
    DCV-080-B-N-2——3/4"-16
    		085Not Rated3,0002Buna-N
    		1 1/4"Any Angle1731N11000000
    DCV-080-B-N-5——3/4"-16
    		085Not Rated3,0005Buna-N
    		1 1/4"Any Angle1731N1200000
    DCV-080-B-N-10CV08-20-0-N-10—3/4"-16
    		085Not Rated3,00010Buna-N
    		1 1/4"Any Angle1731N1300000
    DCV-080-B-N-25CV08-20-0-N-25—3/4"-16
    		085Not Rated3,00025Buna-N
    		1 1/4"Any Angle1731N1400000
    DCV-100-B-N-5CV10-20-0-N-05—7/8"-14
    		1020Not Rated3,0005Buna-N
    		1 5/8"Any Angle1731N1500000
    DCV-100-B-N-15CV10-20-0-N-15D04B2-1.0-N7/8"-14
    		1020Not Rated3,00015Buna-N
    		1 5/8"Any Angle1731N1700000
    DCV-100-B-N-30CV10-20-0-N-30—7/8"-14
    		1020Not Rated3,00030Buna-N
    		1 5/8"Any Angle1731N1800000
    DCV-100-B-N-60—D04B2-2.1-N7/8"-14
    		1020Not Rated3,00060Buna-N
    		1 5/8"Any Angle1731N1900000
     
    back to top