Hydraulic Fittings | Adapters, Couplings & Hose Fittings β€” UnitedBuilt Equipment Skip to content
Quality Water Truck Systems, Tanks & Parts Since 1947
Quality Water Truck Systems, Tanks & Parts Since 1947

Hydraulic Fittings

UnitedBuilt offers a selection of hydraulic fittings designed for secure, leak-free connections in hydraulic systems. Our lineup includes a variety of adapters, couplings, and hose fittings used in water trucks, construction equipment, and industrial applications.

Hydraulic fittings are essential for connecting hoses, pumps, valves, and other components, ensuring proper flow and system reliability. We carry common configurations such as JIC, NPT, and ORB fittings, along with options for different sizes and connection types to match your system requirements.

We stock quality fittings from trusted manufacturers, including Gates and other approved vendors, selected for durability and consistent performance in demanding environments.

We work to keep these components readily available and offer fast shipping to help minimize downtime and keep your equipment running.

Hydraulic Fittings - UnitedBuilt Equipment

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  • 11 in stock

    UnitedBuilt Choice Hose barb to JIC swivel adapter, 1-1/2" hose ID x -24 female JIC 37-degree swivel – 4445-24-24

    UnitedBuilt Equipment
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $31.22
    $31.22 - $31.22
    Current price $31.22

    The UnitedBuilt Choice 4445-24-24 is a straight hose barb to jic swivel adapter with 1-1/2" hose ID x -24 female JIC 37-degree swivel.This straight...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $31.22
    $31.22 - $31.22
    Current price $31.22
  • 2 in stock

    UnitedBuilt Choice Hex nipple, 1" male NPTF x 1" male NPTF – 5404-16-16

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $10.00
    $10.00 - $10.00
    Current price $10.00

    The UnitedBuilt Choice 5404-16-16 is a straight hex nipple with 1" male NPTF x 1" male NPTF.Use this hex nipple to join two compatible female pipe ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $10.00
    $10.00 - $10.00
    Current price $10.00
  • 4 in stock

    UnitedBuilt Choice Hex nipple, 1-1/4" male NPTF x 1-1/4" male NPTF – 5404-20-20

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $37.53
    $37.53 - $37.53
    Current price $37.53

    The UnitedBuilt Choice 5404-20-20 is a straight hex nipple with 1-1/4" male NPTF x 1-1/4" male NPTF.Use this hex nipple to join two compatible fema...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $37.53
    $37.53 - $37.53
    Current price $37.53
  • 0 in stock. Available on backorder

    UnitedBuilt Choice 45-degree street elbow, 2" male NPTF x 2" female NPTF – 5503-32-32

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $63.65
    $63.65 - $63.65
    Current price $63.65

    The UnitedBuilt Choice 5503-32-32 is a 45-degree street elbow with 2" male NPTF x 2" female NPTF.This street elbow makes a 45-degree change between...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $63.65
    $63.65 - $63.65
    Current price $63.65
  • 0 in stock. Available on backorder

    UnitedBuilt Choice Hydraulic Run tee, -12 Male JIC x -12 Male NPTF x -12 Male JIC – 2605-12-12-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $28.75
    $28.75 - $28.75
    Current price $28.75

    The UnitedBuilt Choice 2605-12-12-12 is a run tee with -12 Male JIC x -12 Male NPTF x -12 Male JIC. Match the run and branch positions to your hose...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $28.75
    $28.75 - $28.75
    Current price $28.75
  • 0 in stock. Available on backorder

    Hydraulic Straight Adapter, -20 Male JIC x -12 Male ORB – 6400-20-12-O

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $25.92
    $25.92 - $25.92
    Current price $25.92

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $25.92
    $25.92 - $25.92
    Current price $25.92
  • 0 in stock. Available on backorder

    Gates MegaCrimp Straight Hose Fitting, -04 Male JIC x 1/4" Hose – 4G-4MJ

    Gates
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $16.00
    $16.00 - $16.00
    Current price $16.00

    Fitting only; hose is sold separately.The Gates 4G-4MJ MegaCrimp coupling joins 1/4-inch hydraulic hose to a -4 male JIC 37-degree flare connection...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $16.00
    $16.00 - $16.00
    Current price $16.00
  • 1 in stock

    UnitedBuilt Choice Hydraulic Straight port adapter, -12 Male JIC x -24 Male ORB – 6400-12-24-O

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $99.90
    $99.90 - $99.90
    Current price $99.90

    The UnitedBuilt Choice 6400-12-24-O is a straight port adapter with -12 Male JIC x -24 Male ORB. Use it to join the specified hydraulic connection ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $99.90
    $99.90 - $99.90
    Current price $99.90
  • 0 in stock. Available on backorder

    UnitedBuilt Choice Hydraulic Straight rigid adapter, -04 Male JIC x -08 Male NPTF – 2404-04-08

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $5.99
    $5.99 - $5.99
    Current price $5.99

    The UnitedBuilt Choice 2404-04-08 is a straight rigid adapter with -04 Male JIC x -08 Male NPTF. Use it to join the specified hydraulic connection ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $5.99
    $5.99 - $5.99
    Current price $5.99
  • 0 in stock. Available on backorder

    UnitedBuilt Choice Internal-hex ORB plug, -12 male SAE ORB – 6408-H12-O

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.00
    $6.00 - $6.00
    Current price $6.00

    The UnitedBuilt Choice 6408-H12-O is a internal-hex orb plug with a -12 male SAE ORB connection.This internal-hex plug closes a matching SAE O-ring...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.00
    $6.00 - $6.00
    Current price $6.00
  • 0 in stock. Available on backorder

    UnitedBuilt Choice Reducing bushing, 1-1/2" male NPTF x 3/4" female NPTF – 5406-24-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $24.50
    $24.50 - $24.50
    Current price $24.50

    The UnitedBuilt Choice 5406-24-12 is a hex reducing bushing with 1-1/2" male NPTF x 3/4" female NPTF.This reducing bushing adapts a larger female p...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $24.50
    $24.50 - $24.50
    Current price $24.50
  • 0 in stock. Available on backorder

    UnitedBuilt Choice Hydraulic Straight port adapter, -16 Male JIC x -16 Male ORB – 6400-16-16-O

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $9.85
    $9.85 - $9.85
    Current price $9.85

    The UnitedBuilt Choice 6400-16-16-O is a straight port adapter with -16 Male JIC x -16 Male ORB. Use it to join the specified hydraulic connection ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $9.85
    $9.85 - $9.85
    Current price $9.85
  • 0 in stock. Available on backorder

    Hydraulic Fitting, Hex Nipple, Rigid, 2" MNPTF x 2" MNPTF, Zinc Plated Steel, 5404-20-20

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $100.00
    $100.00 - $100.00
    Current price $100.00

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $100.00
    $100.00 - $100.00
    Current price $100.00
  • 0 in stock. Available on backorder

    Hydraulic Fitting, Hex Nipple, Rigid, 3/4" MNPTF x 3/4" MNPTF, Zinc Plated Steel, 5404-12-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.00
    $4.00 - $4.00
    Current price $4.00

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.00
    $4.00 - $4.00
    Current price $4.00
  • 4 in stock

    UnitedBuilt Choice Hex nipple, 3/4" male NPTF x 3/4" male NPTF – 5404-12-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.00
    $6.00 - $6.00
    Current price $6.00

    The UnitedBuilt Choice 5404-12-12 is a straight hex nipple with 3/4" male NPTF x 3/4" male NPTF.Use this hex nipple to join two compatible female p...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.00
    $6.00 - $6.00
    Current price $6.00
  • 8 in stock

    UnitedBuilt Choice Hose shank adapter, 1-1/2" hose ID x 1-1/2" male NPTF – 4404-24-24

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $44.25
    $44.25 - $44.25
    Current price $44.25

    The UnitedBuilt Choice 4404-24-24 is a straight hose shank adapter with 1-1/2" hose ID x 1-1/2" male NPTF.This straight adapter connects a compatib...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $44.25
    $44.25 - $44.25
    Current price $44.25
  • 0 in stock. Available on backorder

    UnitedBuilt Choice External-hex pipe plug, 1" male NPTF – 5406-P-16

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.70
    $6.70 - $6.70
    Current price $6.70

    The UnitedBuilt Choice 5406-P-16 is a external-hex pipe plug with a 1" male NPTF connection.This external-hex plug closes a compatible female taper...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.70
    $6.70 - $6.70
    Current price $6.70
  • 9 in stock

    Gates MegaCrimp Straight Hose Fitting, -16 Female JIC x 1" Hose – 16G-16FJX

    UnitedBuilt Equipment
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $59.50
    $59.50 - $59.50
    Current price $59.50

    Fitting only; hose is sold separately.The Gates 16G-16FJX MegaCrimp coupling joins 1-inch hydraulic hose to a -16 female JIC 37-degree flare connec...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $59.50
    $59.50 - $59.50
    Current price $59.50
  • 9 in stock

    UnitedBuilt Choice Female JIC cap, -12, 37-degree flare – 0304C-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.99
    $4.99 - $4.99
    Current price $4.99

    The UnitedBuilt Choice 0304C-12 is a -12 female JIC cap for a 37-degree flare connection.This female JIC cap closes a matching male 37-degree flare...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.99
    $4.99 - $4.99
    Current price $4.99
  • 8 in stock

    UnitedBuilt Choice Hydraulic 90-degree adjustable port elbow, -12 Male JIC x -10 Male adjustable ORB – 6801-12-10-NWO

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $26.65
    $26.65 - $26.65
    Current price $26.65

    The UnitedBuilt Choice 6801-12-10-NWO is a 90-degree adjustable port elbow with -12 Male JIC x -10 Male adjustable ORB. Use it to join the specifie...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $26.65
    $26.65 - $26.65
    Current price $26.65
  • 28 in stock

    UnitedBuilt Choice 45-degree street elbow, 1/4" male NPTF x 1/4" female NPTF – 5503-04-04

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7.63
    $7.63 - $7.63
    Current price $7.63

    The UnitedBuilt Choice 5503-04-04 is a 45-degree street elbow with 1/4" male NPTF x 1/4" female NPTF.This street elbow makes a 45-degree change bet...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7.63
    $7.63 - $7.63
    Current price $7.63
  • 0 in stock. Available on backorder

    Gates MegaCrimp 90 Degree Short-Drop Hose Fitting, -16 Female JIC x 3/4" Hose – 12G-16FJX90S

    Gates
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $111.00
    $111.00 - $111.00
    Current price $111.00

    Fitting only; hose is sold separately.The Gates 12G-16FJX90S MegaCrimp coupling joins 3/4-inch hydraulic hose to a -16 female JIC 37-degree flare c...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $111.00
    $111.00 - $111.00
    Current price $111.00
  • 2 in stock

    UnitedBuilt Choice Reducing bushing, 1-1/4" male NPTF x 3/4" female NPTF – 5406-20-12

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $13.70
    $13.70 - $13.70
    Current price $13.70

    The UnitedBuilt Choice 5406-20-12 is a hex reducing bushing with 1-1/4" male NPTF x 3/4" female NPTF.This reducing bushing adapts a larger female p...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $13.70
    $13.70 - $13.70
    Current price $13.70
  • 16 in stock

    UnitedBuilt Choice Internal-hex ORB plug, -16 male SAE ORB – 6408-H16-O

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7.65
    $7.65 - $7.65
    Current price $7.65

    The UnitedBuilt Choice 6408-H16-O is a internal-hex orb plug with a -16 male SAE ORB connection.This internal-hex plug closes a matching SAE O-ring...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7.65
    $7.65 - $7.65
    Current price $7.65