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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Earls #6 Male Alum to 5/16in Tubing Adapter 165056ERL
EARLS
$22.40When you're building a custom fuel, coolant, or brake line system, you need fittings that seal reliably under pressure without adding bulk or weight. This Earls adapter bridges the gap between -6 AN...EAR165056ERL- SKU:
- EAR165056ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 165056ERL
$22.40 -
Earls #8 Male Alum to 1/2in Tubing Adapter 165008ERL
EARLS
$26.86This adapter seamlessly bridges AN fittings to standard tubing, eliminating the need for custom fabrication in your fuel, coolant, or brake line routing. Whether you're building a custom cooling...EAR165008ERL- SKU:
- EAR165008ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 165008ERL
$26.86 -
Earls #6 Male to 3/8in Alum Tubing Adapter 165006ERL
EARLS
$22.40If you're building a custom fuel system, coolant line, or any pressurized fluid circuit, you need reliable adapters that bridge different component sizes without leaks or flow restriction. This Earls...EAR165006ERL- SKU:
- EAR165006ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 165006ERL
$22.40 -
Earls Gauge Adapter #8M to #8 100200ERL
EARLS
$33.24If you're running forced induction, nitrous, or fuel system diagnostics, you need reliable pressure monitoring at critical junction points. This Earls gauge adapter lets you tap into your #8 AN line...EAR100200ERL- SKU:
- EAR100200ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 100200ERL
$33.24 -
Earls Gauge Adapter -6M to -6F w/1/8 Npt Port 100199ERL
EARLS
$26.88If you're running forced induction or monitoring critical fuel system pressures, you need a reliable way to tap into your fuel line without compromising flow or integrity. This Earls gauge adapter...EAR100199ERL- SKU:
- EAR100199ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 100199ERL
$26.88 -
Earls Fuel Pressure Ga. Adapt. 100192ERL
EARLS
$20.90Accurate fuel pressure monitoring is non-negotiable for tuning and diagnosing forced induction systems, carbureted engines, and fuel injection setups. This Earls adapter provides a clean, reliable...EAR100192ERL- SKU:
- EAR100192ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 100192ERL
$20.90 -
Derale `-8AN Male x 1/2 Barb Fitting 98205
DERALE
$6.58Reliable fluid routing is critical when building high-performance cooling and fuel systems—any leak or flow restriction can compromise engine efficiency and safety. The Derale -8AN Male x 1/2 Barb...DER98205- SKU:
- DER98205
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 98205
$6.58 -
Derale `-6AN Male x 3/8 Barb Fitting 98204
DERALE
$6.58When you're building a custom cooling or fluid transfer system, adapter fittings are non-negotiable—they're the connection points that determine whether your setup runs flawlessly or fails under...DER98204- SKU:
- DER98204
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 98204
$6.58 -
Derale Straight Hose Barb Fitti ng 1/2 NPT F x 1/2 Barb 98106
DERALE
$7.98A reliable hose barb fitting is foundational to any cooling or fluid transfer system—this Derale adapter ensures leak-free connections between your hose lines and NPT-threaded ports. Whether you're...DER98106- SKU:
- DER98106
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 98106
$7.98 -
Derale Straight Hose Barb Fitti ng 1/4 NPT F x 3/8 Barb 98104
DERALE
$7.51Reliable fluid transfer is essential in any high-performance cooling or fuel system, and improper fittings lead to leaks, pressure loss, and potential engine damage. The Derale 98104 straight hose...DER98104- SKU:
- DER98104
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MFG Part #:
- 98104
$7.51 -
Derale Straight Hose Barb Fitti ng 1/2 NPT M x 1/2 Barb 98103
DERALE
$6.27If you're building a custom cooling or fluid system, reliable hose connections are non-negotiable. This Derale straight hose barb fitting bridges 1/2" hose to standard 1/2" NPT male ports without...DER98103- SKU:
- DER98103
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 98103
$6.27 -
Derale Straight Hose Barb Fitti ng 3/8 NPT M x 1/2 Barb 98102
DERALE
$6.27If you're building a custom cooling system or upgrading your fluid lines, you need a fitting that won't leak under pressure. This Derale hose barb adapter bridges the gap between 1/2" hose and 3/8"...DER98102- SKU:
- DER98102
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 98102
$6.27 -
Derale Straight Hose Barb Fitti ng 3/8 NPT M x 3/8 Barb 98101
DERALE
$6.27When you're building a custom cooling or fluid transfer system, hose connections need to be reliable and leak-free under pressure. The Derale Straight Hose Barb Fitting 98101 provides a...DER98101- SKU:
- DER98101
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- 98101
$6.27 -
Derale Straight Hose Barb Fitti ng 1/4 NPT M x 3/8 Barb 98100
DERALE
$6.27Proper coolant and fluid routing is critical to system reliability, and this brass hose barb fitting delivers a leak-free connection where precision matters. Whether you're plumbing a custom cooling...DER98100- SKU:
- DER98100
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- MFG Part #:
- 98100
$6.27 -
Carter #8 Fuel Pump Fitting 156386
CARTER
$16.99If you're running a fuel system with AN fittings and need to adapt to a Carter fuel pump with a 5/8-18 port, this #8 fitting provides a leak-free, secure connection without fabrication. Steel...CAR156-386- SKU:
- CAR156-386
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- 156386
$16.99 -
Carter #10 Fuel Pump Fitting 156385
CARTER
$17.99If you're running a fuel system that demands reliable, leak-free connections, this Carter #10 fitting is essential for proper AN line integration. Whether you're building a custom fuel rail,...CAR156-385- SKU:
- CAR156-385
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MFG Part #:
- 156385
$17.99Qty in Cart: 0Quantity:Price:$17.99Subtotal: -
Autometer 1/2in NPT Aluminum Temp. Adapter Fitting - Red 2273
AUTOMETER
$16.49If you're installing a mechanical temperature gauge in your engine bay, you need a reliable adapter that won't leak under pressure or fail when heat cycles occur. This Autometer aluminum fitting...ATM2273- SKU:
- ATM2273
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 2273
$16.49 -
Autometer 3/8in Npt Aluminum Temp. Adapter Fitting - Red 2272
AUTOMETER
$17.99If you're running mechanical temperature gauges in your race car or performance build, you need reliable adapter fittings that won't leak or fail under pressure. This AutoMeter aluminum temperature...ATM2272- SKU:
- ATM2272
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 2272
$17.99 -
Autometer 3/8in Npt Ext Temp Adapter 2271
AUTOMETER
$22.99If you're installing mechanical temperature gauges in tight engine compartments, this extended adapter bridges the gap between your gauge and engine block without forcing awkward angles or...ATM2271- SKU:
- ATM2271
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- 2271
$22.99 -
Autometer 1/2in Npt Temp Adapter 2264
AUTOMETER
$12.49If you're running mechanical temperature gauges in your race car or street machine, proper adapter fitment is critical to accurate readings and leak-free operation. The Autometer 1/2in NPT Temp...ATM2264- SKU:
- ATM2264
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- 2264
$12.49
