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    42 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.

    Fitting Type

    Performance

    Low-Pressure Iron and Steel Threaded Pipe Fittings

    An economical choice for low-pressure applications. Made of iron or steel, use these fittings 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
    NPT Female
    2 1/2
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K271000000
    3
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K27200000
    4
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K273000000
     
    NPSC Female
    1/8
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2610000
    1/4
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2620000
    3/8
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2630000
    1/2
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2640000
    3/4
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2650000
    1
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K2660000
    1 1/4
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K26700000
    1 1/2
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K26800000
    2
    		150
    		Steel
    		150 psi @ 72° F150 psi @ 350° F46685K26900000
     
    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 Aluminum Threaded Pipe Fittings

    Lightweight and rust resistant, these aluminum fittings are used in low-pressure flow applications. To prevent cracking, do not tighten more than a 1/4-turn past hand-tight.
    Straight Adapters
    Image of Product. NPT Female × Butt Weld. Front orientation. Pipe and Fittings. Low-Pressure Aluminum Threaded Pipe Fittings, Straight Adapters, Threaded Fitting Connection, Butt-Weld Fitting Connection, Female.

    NPT Female ×

    Butt Weld

    Threaded Fitting Connection—Threaded female x butt weld straight adapters are also known as half couplings.
    Pipe
    Size
    (A)
    (B)
    Pressure
    Class
    Material
    Max. Pressure
    @ Temp.
    Each
    NPT Female × Butt Weld
    3/8
    		3/8
    		150
    		6061 Aluminum150 psi @ 72° F44705K91800000
    1/2
    		1/2
    		150
    		6061 Aluminum150 psi @ 72° F44705K9190000
    1 1/4
    		1 1/4
    		150
    		6061 Aluminum150 psi @ 72° F44705K9220000
    1 1/2
    		1 1/2
    		150
    		6061 Aluminum150 psi @ 72° F44705K9230000
    2
    		2
    		150
    		6061 Aluminum150 psi @ 72° F44705K92400000
    4
    		4
    		150
    		6061 Aluminum150 psi @ 72° F44705K92800000
    6
    		6
    		150
    		6061 Aluminum150 psi @ 72° F44705K931000000
     
    180° Bend Connectors
    Image of Product. Front orientation. Pipe Traps. Low-Pressure Aluminum Threaded Pipe Fittings.
    180° bend connectors are also known as U-bends.
    Pipe
    Size
    Material
    Max. Pressure
    @ Temp.
    Shape
    Each
    NPT Female
    1/2
    		356 Aluminum150 psi @ 72° F180° Bend44705K479000000
     

    Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings

    Commonly used in low-pressure water supply and utility piping systems, these galvanized fittings won't rust in wet and outdoor environments.
    Compact Straight Connectors
    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
    NPT Female
    Image of Product. Front orientation. Pipe and Fittings. Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings, Compact Straight Connectors, Female, Threaded Fitting Connection.
    2 1/2
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K471000000
    3
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K47200000
    4
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K473000000
     
    NPSC Female
    Image of Product. Front orientation. Pipe and Fittings. Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings, Compact Straight Connectors, Female, Threaded Fitting Connection.
    1/8
    		150
    		Galvanized Steel150 psi @ 72° F150 psi @ 350° F46685K4610000
    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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