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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Fragola 45 Deg Adapter Fitting #8 x 1/2 MPT 482388
FRAGOLA
$11.99When you're building or modifying a fuel system, cooling circuit, or brake line setup, adapter fittings are non-negotiable for reliable connections between different port standards. This Fragola 45-degree adapter bridges 8 AN male fittings to 1/2 inch...FRG482388- SKU:
- FRG482388
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 482388
$11.99 -
Fragola 45 Deg Adapter Fitting #10 x 1/2 MPT 482310
FRAGOLA
$12.99When you're routing fuel, coolant, or hydraulic lines through a custom engine bay, you need fittings that don't compromise flow or reliability. This Fragola 45-degree adapter bridges the gap between AN and NPT systems, giving you the flexibility to...FRG482310- SKU:
- FRG482310
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 482310
$12.99Qty in Cart: 0Quantity:Price:$12.99Subtotal: -
Fragola #4 Union Fitting 481504
FRAGOLA
$4.49A quality union fitting is essential for creating leak-free, high-pressure hydraulic and fuel line connections in your race setup. The Fragola #4 Union Fitting ensures secure 4 AN connections without the need for separate adapters, simplifying your...FRG481504- SKU:
- FRG481504
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 481504
$4.49 -
Earls #10 Male to #12 Male Port Ano-Tuff Adapter AT985011ERL
EARLS
$31.96Mismatched port sizes in your fluid lines can create weak points in high-pressure systems, leading to leaks and performance loss. This Earls adapter bridges #10 and #12 AN ports with precision-engineered reliability, letting you maximize hose routing...EARAT985011ERL- SKU:
- EARAT985011ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- AT985011ERL
$31.96 -
Earls Adapter Fitting Bulkhead Straight 16an AT983216ERL
EARLS
$59.95If you're running high-flow fuel systems, oil coolers, or custom hydraulic lines, you need fittings that won't leak under pressure. The Earls 16AN bulkhead adapter provides a secure, direct pass-through connection with zero compromise on flow or...EARAT983216ERL- SKU:
- EARAT983216ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- AT983216ERL
$59.95Qty in Cart: 0Quantity:Price:$59.95Subtotal: -
Earls Swivel Fitting Female to Male 10an 90 Deg AT921110ERL
EARLS
$44.78Fluid line routing becomes intuitive with the Earls Swivel Fitting Female to Male 10AN 90 Degree adapter. The 90-degree angle eliminates sharp bends and reduces stress on hoses and fittings, while the swivel design allows for precise alignment without...EARAT921110ERL- SKU:
- EARAT921110ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- AT921110ERL
$44.78 -
Earls Adapter Fitting 4an Fem Swivel to Male 1/8 NPT AT916104ERL
EARLS
$18.66If you're running aftermarket fuel, oil, or coolant lines in your build, you need reliable adapter fittings that won't leak under pressure. This Earls adapter bridges the gap between 4 AN swivel hose connections and 1/8 NPT threaded ports—a common...EARAT916104ERL- SKU:
- EARAT916104ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- AT916104ERL
$18.66 -
Earls Banjo -3 to 7/16in. 997634ERL
EARLS
$17.21When you're running tight brake or fuel lines in a custom setup, adapter fittings are non-negotiable—they ensure leak-free connections and simplify your plumbing without compromises. This Earls Banjo adapter bridges the gap between -3 AN male and 7/16"...EAR997634ERL- SKU:
- EAR997634ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 997634ERL
$17.21 -
Earls 1/8 Npt 45 Deg Elbow 991501ERL
EARLS
$18.68Proper fluid line routing is critical in high-performance applications where pressure, temperature, and space constraints demand precision fittings. This Earls 45-degree elbow eliminates awkward hose runs and reduces the stress points that can lead to...EAR991501ERL- SKU:
- EAR991501ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 991501ERL
$18.68 -
Earls T #6 > 1/4 Npt On Side 982506ERL
EARLS
$19.49Managing multiple coolant, fuel, or oil lines in a tight engine bay demands a reliable distribution point—this Earls adapter tee consolidates three separate ports into one compact fitting. The 6 AN inlet splits cleanly to dual 6 AN outlets while the 1/4...EAR982506ERL- SKU:
- EAR982506ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 982506ERL
$19.49Qty in Cart: 0Quantity:Price:$19.49Subtotal: -
Earls #10 90 Deg. Elbow 982110ERL
EARLS
$25.99A 90-degree AN fitting is essential for routing high-pressure fluid lines in tight engine bays and complex cooling systems where straight connections won't work. This Earls elbow maintains full flow integrity while eliminating costly custom fabrication,...EAR982110ERL- SKU:
- EAR982110ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 982110ERL
$25.99Qty in Cart: 0Quantity:Price:$25.99Subtotal: -
Earls #3 Bulkhead Adpt. Steel 963203ERL
EARLS
$20.11A reliable bulkhead adapter is essential for any serious fuel system or hydraulic line setup where you need a clean, leak-free connection through a firewall or panel. The Earls #3 Bulkhead Adapter delivers the precision engineering and durability you...EAR963203ERL- SKU:
- EAR963203ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 963203ERL
$20.11 -
Earls #4 Male to 1/4in NPT Str Fitting 961644ERL
EARLS
$8.59If you're running a custom fuel system, turbo kit, or any forced-induction setup, you need reliable adapter fittings that won't leak under pressure. This Earls #4 Male to 1/4in NPT straight fitting bridges the gap between AN-sized hard lines and standard...EAR961644ERL- SKU:
- EAR961644ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 961644ERL
$8.59Qty in Cart: 0Quantity:Price:$8.59Subtotal: -
Earls #4 > 10 Mff Caliper Adap (2pk) #4 to 10mm 592042ERL
EARLS
$31.96When you're running a precision brake system or forced induction setup, adapter fittings are critical connection points that demand reliability and exact sizing. The Earls #4 > 10 Mff Caliper Adapter eliminates guesswork by providing a direct, leak-free...EAR592042ERL- SKU:
- EAR592042ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 592042ERL
$31.96Qty in Cart: 0Quantity:Price:$31.96Subtotal: -
Earls 3 An To 7/16 591932ERL
EARLS
$21.54If you're running hardline fuel or coolant systems, you need reliable adapters that won't leak under pressure. This Earls fitting gives you a secure connection between 3 AN and 7/16-24 inverted flare lines, eliminating the guesswork of custom fabrication...EAR591932ERL- SKU:
- EAR591932ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 591932ERL
$21.54 -
Allstar Performance Adapter Fitting Tall -3 To 1/8 NPT 90 Degree ALL50020
ALLSTAR PERFORMANCE
$7.99When you're routing fluid systems in tight engine bays or custom fabrication projects, mismatched fittings create leak points and compromise reliability. This Allstar Performance adapter fitting delivers a precise solution for connecting -3 AN hose lines...ALL50020- SKU:
- ALL50020
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- ALL50020
$7.99 -
Aeroquip #3 Alum Bulkhead Run Tee Black FCM5815
AEROQUIP
$13.99When precision plumbing meets clean aesthetics, the Aeroquip FCM5815 #3 Aluminum Bulkhead Run Tee delivers exactly what serious builders demand. Designed to route fluid lines cleanly through panels and firewalls, this black anodized fitting keeps your...AERFCM5815- SKU:
- AERFCM5815
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- FCM5815
$13.99 -
Aeroquip #3 Flare 90 Deg Elbow Union Black FCM5186
AEROQUIP
$10.99When tight spaces demand a clean directional change in your fuel or fluid line, the Aeroquip FCM5186 #3 Flare 90° Elbow Union delivers a precise, leak-free solution without sacrificing style. Built from lightweight aluminum with a sleek black anodized...AERFCM5186- SKU:
- AERFCM5186
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- FCM5186
$10.99 -
Aeroquip #8 Fuel Pressure Adapter Black FCM5184
AEROQUIP
$12.99Keep your fuel system monitoring precise and leak-free with the Aeroquip #8 Fuel Pressure Adapter (FCM5184) — a go-to solution for enthusiasts who refuse to compromise on quality. This sleek black anodized adapter makes integrating a fuel pressure gauge...AERFCM5184- SKU:
- AERFCM5184
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- FCM5184
$12.99Qty in Cart: 0Quantity:Price:$12.99Subtotal: -
Aeroquip #16 Flare #12 Flare Reducer Black FCM5170
AEROQUIP
$13.99When you need a reliable solution for stepping down your fuel, oil, or fluid lines, the Aeroquip FCM5170 delivers a clean, leak-free connection every time. Built from high-quality aluminum with a sleek black anodized finish, this reducer fitting is the...AERFCM5170- SKU:
- AERFCM5170
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- FCM5170
$13.99Qty in Cart: 0Quantity:Price:$13.99Subtotal:
