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    31 Products
    About Pipe and Fittings
    industrial info icon

    Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

    Low-Pressure Iron and Steel Threaded Pipe Fittings

    Use these fittings for low-pressure applications in noncorrosive environments.
    Compact Straight Connectors
    Image of Product. Female. Front orientation. Pipe and Fittings. Low-Pressure Iron and Steel Threaded Pipe Fittings, Compact Straight Connectors, Female, Threaded Fitting Connection.

    Female

    Compact straight connectors are able to fit into tight spaces. They are also known as merchant couplings.
    NPSC Thread—NPSC (National Pipe Straight Coupling) threads are compatible with NPT threads.
    Pipe
    Size
    Pressure
    Class
    Material
    Max. Pressure
    @ Temp.
    Max. Steam Pressure
    @ Temp.
    Each
    NPSC Female
    1/8
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K26100000
    1/4
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K2620000
    3/8
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K2630000
    1/2
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K2640000
    3/4
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K2650000
    1
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K2660000
    1 1/4
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K26700000
    1 1/2
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K26800000
    2
    		150
    		Steel150 psi @ 72° F150 psi @ 350° F46685K26900000
     
    Straight Adapters for Tanks
    Image of Product. Female × Butt Weld (For Curved Surface). Front orientation. Pipe and Fittings. Low-Pressure Iron and Steel Threaded Pipe Fittings, Straight Adapters for Tanks, Female, Threaded Fitting Connection, Butt-Weld Fitting Connection, For Curved Tank Surfaces.

    Female × Butt Weld

    (For Curved Surface)

    Fittings for tanks create an inlet or outlet connection on the surface of any tank, pressure vessel, or drum.
    Threaded Fitting Connection—Threaded female x butt weld straight adapters are also known as half couplings.
    NPSC Thread—NPSC (National Pipe Straight Coupling) threads are compatible with NPT threads.
    Pipe
    Size
    For Hole
    Diameter (B)
    OD
    For Tank
    OD (B)
    For Tank
    Surface (B)
    Material
    Max. Pressure
    @ Temp.
    Each
    NPSC Female × Butt Weld
    1 1/4
    		1 11/16"2 13/16"36"CurvedSteelNot Rated1698T1200000
    1 1/2
    		1 15/16"3 1/4"36"CurvedSteelNot Rated1698T130000
    2
    		2 7/16"3 11/16"26 1/2"CurvedSteelNot Rated1698T140000
     
    180° Bend Connectors
    Image of Product. Front orientation. Pipe Traps. Low-Pressure Iron and Steel Threaded Pipe Fittings.
    180° bend connectors are also known as U-bends.
    Pipe
    Size
    Material
    Max. Pressure
    @ Temp.
    Max. Steam Pressure
    @ Temp.
    Certification
    Shape
    Each
    NPT Female
    1/2
    		Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend44605K563000000
    3/4
    		Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend44605K56400000
    1
    		Iron150 psi @ 72° F150 psi @ 350° F—180° Bend44605K56500000
    1 1/4
    		Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend44605K56600000
    1 1/2
    		Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend44605K567000000
    2
    		Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend44605K568000000
     

    Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings

    The galvanized finish on these fittings provides fair corrosion resistance. Fittings are for use in low-pressure applications.
    Compact Straight Connectors
    Image of Product. Front orientation. Pipe and Fittings. Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings, Compact Straight Connectors, Female, Threaded Fitting Connection.

    Threaded Fitting

    Connection,

    Female

    Compact straight connectors are able to fit into tight spaces. They are also known as merchant couplings.
    NPSC Thread—NPSC (National Pipe Straight Coupling) threads are compatible with NPT threads.
    Pipe
    Size
    Pressure
    Class
    Material
    Max. Pressure
    @ Temp.
    Max. Steam Pressure
    @ Temp.
    Each
    NPSC Female
    1/8
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K46100000
    1/4
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K4620000
    3/8
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K4630000
    1/2
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K4640000
    3/4
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K4650000
    1
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K46600000
    1 1/4
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K46700000
    1 1/2
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K46800000
    2
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K46900000
     
    180° Bend Connectors
    Image of Product. Front orientation. Pipe Traps. Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings.
    180° bend connectors are also known as U-bends.
    Pipe
    Size
    Material
    Max. Pressure
    @ Temp.
    Max. Steam Pressure
    @ Temp.
    Certification
    Shape
    Each
    NPT Female
    3/4
    		Galvanized Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend4638K299000000
    1
    		Galvanized Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend4638K38500000
    1 1/2
    		Galvanized Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend4638K556000000
    2
    		Galvanized Iron150 psi @ 72° F150 psi @ 350° FUL Listed
    		180° Bend4638K557000000
     
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