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
- Aeroquip Fuel Cell Bulkhead Fitting (8 AN) Kit with Sealing Washers Nut Aluminum Black – Kit includes bulkhead fitting, nut, and sealing washers. Straight 8 AN male to 8 AN male bulkhead, aluminum, black anodized.
- Aeroquip Fuel Cell Bulkhead Fitting (10 AN) Kit with Sealing Washers Nut Aluminum Black – Kit includes bulkhead fitting, nut, and sealing washers. Straight 10 AN male to 10 AN male bulkhead, aluminum, black anodized.
- Radiator Neck Fitting - 1/8" NPT to 1/4" Hose Barb Brass Adapter for Automotive Cooling Systems – Provides a secure connection between 1/8-inch NPT male thread and 1/4-inch hose barb for automotive cooling systems.
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!
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- Qty in Cart
- Quantity
- Price
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Peterson Fluid D/Sump Fitt. 12port-16an 08-0503
PETERSON FLUID
$38.99When you're running a high-performance fuel system, mismatched port sizes can create unnecessary restrictions and potential leak points. This Peterson fitting adapter eliminates guesswork by providing a direct, reliable connection between 16 AN and 12 AN...PTR08-0503- SKU:
- PTR08-0503
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 08-0503
$38.99 -
Peterson Fluid D/Sump Fitt. 12port-12an 08-0502
PETERSON FLUID
$20.99When you're running a high-flow D/sump system, proper fitting compatibility is non-negotiable—this Peterson adapter ensures a secure, leak-free connection between your dual-sump setup and fuel lines. The 12 AN Male-to-Male O-Ring design eliminates the...PTR08-0502- SKU:
- PTR08-0502
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 08-0502
$20.99 -
Peterson Fluid D/Sump Fitt 12port-10an 08-0501
PETERSON FLUID
$28.99Fluid system plumbing demands precision—mismatched fittings create leaks that compromise performance and reliability. This Peterson D/Sump fitting bridges 10 AN and 12 AN ports with a robust straight adapter, eliminating the need for custom fabrication...PTR08-0501- SKU:
- PTR08-0501
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- 08-0501
$28.99 -
Mr. Gasket Fuel Pressure Adapter 2975
MR. GASKET
$23.23Accurate fuel pressure monitoring is critical for tuning and diagnosing fuel system performance—this adapter makes it simple to install a gauge without permanent modifications. The Mr. Gasket 2975 provides a reliable, straightforward connection point for...MRG2975- SKU:
- MRG2975
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- 2975
$23.23 -
Mr. Gasket Fuel Fittings 2966
MR. GASKET
$42.68Fuel system reliability hinges on secure, leak-free connections—and this Mr. Gasket 90-degree adapter ensures your fuel lines stay pressurized and properly routed without kinks or stress. Whether you're building a custom fuel system or upgrading an...MRG2966- SKU:
- MRG2966
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 2966
$42.68 -
Moroso brass fuel hose fitting 3/8 in NPT male to 1/2 in hose barb 65390
MOROSO
$19.99Fuel system reliability depends on solid connections—and that's where a quality adapter fitting becomes critical. The Moroso 65390 delivers a leak-resistant, corrosion-resistant brass fitting that bridges 3/8-inch NPT male threads to 1/2-inch hose barbs...MOR65390- SKU:
- MOR65390
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 65390
$19.99 -
Moroso Fuel Hose Fitting 3/8 in NPT Male to 3/8 in Hose Barb Brass Pair 65380
MOROSO
$13.99Fuel system reliability starts with proper connections, and this Moroso fitting pair delivers the precision interface your pump or regulator needs. Brass construction resists corrosion and handles fuel exposure without degradation, while the...MOR65380- SKU:
- MOR65380
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- 65380
$13.99 -
Moroso Fuel Hose Fitting 1/4 in NPT Male to 3/8 in Hose Barb Brass 65375
MOROSO
$10.99A reliable fuel system depends on secure, leak-free connections at every junction—and this Moroso adapter fitting delivers exactly that. Whether you're running an aftermarket electric fuel pump, upgrading your fuel regulator, or custom-fabricating a fuel...MOR65375- SKU:
- MOR65375
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 65375
$10.99 -
Moroso Fuel Press.Gauge Fitting MOR65360
MOROSO
$23.99A reliable fuel pressure gauge is essential for tuning your fuel system and diagnosing performance issues, but only if you can mount it securely and read it accurately. This Moroso adapter fitting bridges the gap between your fuel line and gauge with a...MOR65360- SKU:
- MOR65360
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 65360
$23.99 -
Moroso Fuel Pressure Fitting MOR65315
MOROSO
$24.99Accurate fuel pressure monitoring is non-negotiable in high-performance engine tuning. This Moroso adapter bridges your fuel system and aftermarket gauges with a reliable, aluminum-bodied fitting that handles real-world racing conditions. Whether you're...MOR65315- SKU:
- MOR65315
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 65315
$24.99Qty in Cart: 0Quantity:Price:$24.99Subtotal: -
Moroso Fuel Pressure Fitting MOR65310
MOROSO
$23.99If you're running a fuel system that demands reliable pressure monitoring, this Moroso adapter fitting is essential for accurate diagnostics and tuning. Whether you're dialing in fuel pressure for forced induction, carbureted applications, or EFI...MOR65310- SKU:
- MOR65310
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- 65310
$23.99 -
Moroso 3/8 in NPT Male to 3/8 in Hose Barb 90 Degree Brass Fuel Fitting 65140
MOROSO
$25.99Fuel system reliability depends on secure, leak-free connections—and a quality adapter fitting is non-negotiable. The Moroso 3/8" NPT-to-hose-barb 90-degree brass fitting solves the common challenge of routing fuel lines in tight engine bays while...MOR65140- SKU:
- MOR65140
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- 65140
$25.99 -
Moroso Temp Gauge Fitting 63645
MOROSO
$22.99If you're running a custom cooling system or relocating your temperature sensor, you need a reliable adapter that won't leak or fail under pressure. The Moroso Temp Gauge Fitting 63645 provides a straightforward, brass-constructed solution for connecting...MOR63645- SKU:
- MOR63645
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 63645
$22.99 -
Moroso Filter Fitting - -12AN Male to -12AN Male 23961
MOROSO
$44.99When you're running a high-flow fuel or oil system, a reliable adapter is non-negotiable. The Moroso Filter Fitting provides a straightforward -12AN male-to-male connection with stainless steel filtration and o-ring sealing for leak-free performance...MOR23961- SKU:
- MOR23961
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 23961
$44.99 -
Longacre Brake Fitting w/Tab #4-3/16in Bulkhead 52-45288
LONGACRE
$15.99Precision brake line routing is critical in high-performance applications where every connection point impacts system reliability and response. This Longacre bulkhead fitting delivers a clean, frame-mounted solution that eliminates unwanted line movement...LON52-45288- SKU:
- LON52-45288
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- 52-45288
$15.99 -
Longacre Brake Fitting w/Tab #3-3/16in Bulkhead 52-45286
LONGACRE
$15.99When you're running a high-performance brake system, every connection point matters—loose fittings mean air in the lines and unpredictable pedal feel. The Longacre Brake Fitting with Frame Tab delivers a secure, leak-free connection using...LON52-45286- SKU:
- LON52-45286
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 52-45286
$15.99 -
Longacre Brake Fitting #4-3/16in Bulkhead 52-45273
LONGACRE
$9.99Bulkhead fittings are critical connection points in high-performance brake systems, and this Longacre unit delivers the reliability needed when precision matters most. The inverted flare design ensures leak-free seals under extreme pressure, while the...LON52-45273- SKU:
- LON52-45273
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 52-45273
$9.99 -
Longacre Brake Fitting #3-3/16in Bulkhead 52-45263
LONGACRE
$9.99A quality brake fitting is non-negotiable in any serious racing or high-performance brake system. This Longacre bulkhead fitting provides a reliable, compact junction point for brake lines, eliminating the need for external T-blocks and reducing clutter...LON52-45263- SKU:
- LON52-45263
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 52-45263
$9.99 -
Longacre Brake Fitting #4 90 1/8NPT 52-45230
LONGACRE
$8.99If you're building a custom brake system or adapting OEM hydraulic lines to AN fittings, you need reliable adapters that won't leak under pressure. This Longacre 90-degree fitting bridges the gap between 1/8" NPT threaded ports and 4 AN male connections,...LON52-45230- SKU:
- LON52-45230
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 52-45230
$8.99 -
Longacre Brake Fitting #4 90 1/8NPT Long 52-45220
LONGACRE
$10.99If you're running a custom brake system or adapting OEM hydraulic lines to AN fittings, this Longacre adapter ensures a leak-free connection with precision engineering. The 90-degree orientation provides optimal routing in tight engine bays, while the...LON52-45220- SKU:
- LON52-45220
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 52-45220
$10.99
