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AN-NPT Fittings and Components

AN-NPT Fittings and Components

AN-NPT Fittings and Components

Circle Track AN NPT Fittings and Components at JJ Motorsports

AN-NPT fittings and components bridge the gap between different thread standards, offering flexibility in your fluid system design. Known for their versatility, they ensure a snug fit and efficient flow. Pair them with additional high-performance system fittings to create a strong, fully integrated setup.

Shop trusted brands like Fragola for push-lock options, Aeroquip for socketless fittings. Explore related categories such as High-Performance System Fittings for complete fluid system solutions or Circle Track Hoses for matching lines.

Top Circle Track AN NPT Fittings and Components

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 1/2 x 3/4 Pipe Reducer Bushing Black FRG491207-BL

    Fragola 1/2 x 3/4 Pipe Reducer Bushing Black 491207-BL

    FRAGOLA

    $13.99
    If you're building a custom fuel, coolant, or hydraulic system, you need reliable fittings that won't leak under pressure. The Fragola 1/2 x 3/4 Pipe Reducer Bushing lets you safely step down line sizes without compromising flow or integrity. This...
    FRG491207-BL
    SKU:
    FRG491207-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    491207-BL
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • 1/8 x 1/2 Pipe Reducer Bushing Black FRG491206-BL

    Fragola 1/8 x 1/2 Pipe Reducer Bushing Black 491206-BL

    FRAGOLA

    $8.49
    Proper fluid routing is critical in high-performance applications, and mismatched port sizes can compromise flow, create weak points, and introduce leaks under pressure. The Fragola 1/8 x 1/2 Pipe Reducer Bushing gives you a reliable,...
    FRG491206-BL
    SKU:
    FRG491206-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    491206-BL
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • 1/8 x 1/2 Pipe Reducer Bushing FRG491206

    Fragola 1/8 x 1/2 Pipe Reducer Bushing 491206

    FRAGOLA

    $5.99
    Fragola's 1/8 x 1/2 pipe reducer bushing is essential for stepping down fluid line sizes in precision fuel, oil, and coolant systems. Whether you're building a custom fuel rail, integrating auxiliary gauges, or consolidating multiple line runs, this...
    FRG491206
    SKU:
    FRG491206
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    491206
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 1/4 x 1/2 Pipe Reducer Bushing Black FRG491205-BL

    Fragola 1/4 x 1/2 Pipe Reducer Bushing Black 491205-BL

    FRAGOLA

    $8.49
    Fragola's 1/4 x 1/2 pipe reducer bushing is essential for adapting your fuel, coolant, or pneumatic lines when step-downs in port size are required. The black anodized aluminum construction delivers corrosion resistance and a clean appearance in engine...
    FRG491205-BL
    SKU:
    FRG491205-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    491205-BL
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • 1/4 x 1/2 Pipe Reducer Bushing FRG491205

    Fragola 1/4 x 1/2 Pipe Reducer Bushing 491205

    FRAGOLA

    $5.99
    When you're building or modifying a fuel system, cooling loop, or pneumatic circuit, proper line sizing is critical—mismatched fittings create flow restrictions and potential leak points. The Fragola 1/4 x 1/2 Pipe Reducer Bushing gives you a reliable...
    FRG491205
    SKU:
    FRG491205
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    491205
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 3/8 x 1/2 Pipe Reducer Bushing Black FRG491204-BL

    Fragola 3/8 x 1/2 Pipe Reducer Bushing Black 491204-BL

    FRAGOLA

    $6.99
    Whether you're building a custom fuel system, coolant circuit, or pneumatic setup, reducing line sizes cleanly without leaks is critical. This Fragola bushing handles that transition with precision-engineered reliability, letting you step down from 1/2...
    FRG491204-BL
    SKU:
    FRG491204-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    491204-BL
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    Subtotal:
  • 3/8 x 1/2 Pipe Reducer Bushing FRG491204

    Fragola 3/8 x 1/2 Pipe Reducer Bushing 491204

    FRAGOLA

    $5.99
    Precision fluid routing demands reliable fittings that won't compromise system integrity or require constant maintenance. This Fragola reducer bushing provides a clean, leak-free transition between different NPT port sizes, making it essential for custom...
    FRG491204
    SKU:
    FRG491204
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    491204
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 1/8 x 3/8 Pipe Reducer Bushing Black FRG491203-BL

    Fragola 1/8 x 3/8 Pipe Reducer Bushing Black 491203-BL

    FRAGOLA

    $6.49
    Fluid line systems demand precision fittings that won't leak under pressure or vibration. This Fragola reducer bushing adapts larger NPT ports to smaller line requirements, making it essential for custom fuel, oil, and coolant plumbing in performance...
    FRG491203-BL
    SKU:
    FRG491203-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    491203-BL
    $6.49
    Qty in Cart: 0
    Quantity:
    Price:
    $6.49
    Subtotal:
  • 1/8 x 3/8 Pipe Reducer Bushing FRG491203

    Fragola 1/8 x 3/8 Pipe Reducer Bushing 491203

    FRAGOLA

    $5.49
    Precision fluid routing demands proper fitting solutions, and this Fragola reducer bushing delivers reliable step-down capability for your fuel, oil, or coolant lines. By reducing from 3/8" to 1/8" NPT, you can adapt larger manifolds and reservoirs to...
    FRG491203
    SKU:
    FRG491203
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    491203
    $5.49
    Qty in Cart: 0
    Quantity:
    Price:
    $5.49
    Subtotal:
  • 1/4 x 3/8 Pipe Reducer Bushing Black FRG491202-BL

    Fragola 1/4 x 3/8 Pipe Reducer Bushing Black 491202-BL

    FRAGOLA

    $6.49
    Fluid system plumbing requires precision fittings that won't compromise flow or create leak points. This Fragola reducer bushing adapts between different NPT port sizes, allowing you to integrate components with mismatched fitting diameters without...
    FRG491202-BL
    SKU:
    FRG491202-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    491202-BL
    $6.49
    Qty in Cart: 0
    Quantity:
    Price:
    $6.49
    Subtotal:
  • 1/4 x 3/8 Pipe Reducer Bushing FRG491202

    Fragola 1/4 x 3/8 Pipe Reducer Bushing 491202

    FRAGOLA

    $5.99
    When you're building a custom fuel system, coolant circuit, or pneumatic line, thread size mismatches are a common headache. This Fragola reducer bushing eliminates the need for multiple adapters or workarounds by stepping down from 3/8" to 1/4" NPT in a...
    FRG491202
    SKU:
    FRG491202
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    491202
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 1/8 x 1/4 Pipe Reducer Bushing Black FRG491201-BL

    Fragola 1/8 x 1/4 Pipe Reducer Bushing Black 491201-BL

    FRAGOLA

    $5.99
    Precision fluid routing demands reliable fittings that won't compromise system integrity. This Fragola reducer bushing delivers a dependable step-down from 1/4" to 1/8" NPT, essential for adapting fuel lines, coolant passages, or auxiliary systems...
    FRG491201-BL
    SKU:
    FRG491201-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    491201-BL
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 1/2 MPT Pipe Nipple Black FRG491104-BL

    Fragola 1/2 MPT Pipe Nipple Black 491104-BL

    FRAGOLA

    $12.99
    When you're building or maintaining a high-performance fuel, coolant, or hydraulic system, adapter fittings are non-negotiable—they ensure leak-free connections and reliable flow under pressure. This Fragola pipe nipple delivers the straightforward...
    FRG491104-BL
    SKU:
    FRG491104-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    491104-BL
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • 3/8 MPT Pipe Nipple Black FRG491103-BL

    Fragola 3/8 MPT Pipe Nipple Black 491103-BL

    FRAGOLA

    $9.49
    A reliable pipe nipple is essential for clean, leak-free hydraulic and pneumatic connections in high-performance applications. This Fragola 3/8 MPT nipple delivers straightforward functionality with durable black anodized aluminum construction, making it...
    FRG491103-BL
    SKU:
    FRG491103-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    491103-BL
    $9.49
    Qty in Cart: 0
    Quantity:
    Price:
    $9.49
    Subtotal:
  • 3/8 MPT Pipe Nipple FRG491103

    Fragola 3/8 MPT Pipe Nipple 491103

    FRAGOLA

    $7.49
    When building or maintaining a high-performance fuel system, cooling circuit, or pneumatic line, you need fittings that won't leak under pressure or corrode over time. The Fragola 3/8 MPT Pipe Nipple is a straightforward, reliable adapter that connects...
    FRG491103
    SKU:
    FRG491103
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    491103
    $7.49
    Qty in Cart: 0
    Quantity:
    Price:
    $7.49
    Subtotal:
  • 1/4 MPT Pipe Nipple Black FRG491102-BL

    Fragola 1/4 MPT Pipe Nipple Black 491102-BL

    FRAGOLA

    $5.49
    Reliable hydraulic and pneumatic connections demand fittings that won't fail under pressure. This Fragola pipe nipple provides a straightforward, leak-free male-to-male connection in a compact form factor—essential for custom fuel systems, coolant lines,...
    FRG491102-BL
    SKU:
    FRG491102-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    491102-BL
    $5.49
    Qty in Cart: 0
    Quantity:
    Price:
    $5.49
    Subtotal:
  • 1/8 MPT Pipe Nipple Black FRG491101-BL

    Fragola 1/8 MPT Pipe Nipple Black 491101-BL

    FRAGOLA

    $4.99
    If you're building a custom fluid system—whether it's fuel, oil, or coolant—you need reliable adapters that won't leak or fail under pressure. The Fragola 1/8 MPT Pipe Nipple is a straightforward, no-nonsense connector designed for precision-engineered...
    FRG491101-BL
    SKU:
    FRG491101-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    491101-BL
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • 1/8 MPT Pipe Nipple  FRG491101

    Fragola 1/8 MPT Pipe Nipple 491101

    FRAGOLA

    $3.99
    The Fragola 1/8 MPT Pipe Nipple is an essential connector for any fluid system requiring a compact, reliable adapter between male NPT ports. Whether you're assembling fuel lines, coolant passages, or pneumatic circuits, this aluminum fitting delivers...
    FRG491101
    SKU:
    FRG491101
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    491101
    $3.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3.99
    Subtotal:
  • 1/8 FPT Coupler Fitting Black FRG491001-BL

    Fragola 1/8 FPT Coupler Fitting Black 491001-BL

    FRAGOLA

    $5.99
    When building or modifying fluid systems in high-performance applications, reliable connections are non-negotiable. The Fragola 1/8 FPT Coupler Fitting provides a leak-free, straight-through connection for NPT-threaded ports, eliminating the need for...
    FRG491001-BL
    SKU:
    FRG491001-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    491001-BL
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • 1/8 FPT Coupler Fitting FRG491001

    Fragola 1/8 FPT Coupler Fitting 491001

    FRAGOLA

    $4.99
    Pneumatic and fluid line systems demand fittings you can trust, and the Fragola 1/8 FPT Coupler delivers solid, no-nonsense connections for fuel, air, or coolant applications. Whether you're plumbing a fuel cell, integrating auxiliary systems, or...
    FRG491001
    SKU:
    FRG491001
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    491001
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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