Tube Nuts
Tube Nuts
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Description
Description
NZKW Tube Nuts – AN Hose End Retaining Nuts
The NZKW Australia Tube Nuts are designed for use in AN hose assemblies to provide a secure and reliable locking solution for performance fluid systems. Ideal for fuel, oil, and coolant applications, these precision-machined tube nuts ensure a tight and leak-resistant connection when assembling or maintaining AN hose setups. Built for motorsport and high-performance use, they deliver durability, strength, and a professional finish.
Available Sizes / Options
3AN
4AN
6AN
8AN
10AN
12AN
Colours
Black
Blue
Specifications
Material: CNC-machined aluminium
Connection type: AN tube nut / hose end component
Finish: Anodised for corrosion resistance and durability
Application: Fuel, oil, and coolant hose assemblies
Design: Precision threaded retaining nut for AN systems
Compatibility: AN braided and PTFE hose systems
Key Features
Secure locking component for AN hose assemblies
CNC-machined aluminium construction for strength and precision
Anodised finish for long-term corrosion resistance
Available in multiple AN sizes for universal fitment
Ideal for rebuilding or maintaining AN hose systems
Provides consistent sealing performance when correctly installed
Suitable for high-vibration motorsport environments
Compatible With / Applications
Fuel system hose assembly and maintenance
Oil feed and return line setups
Coolant system plumbing
Turbo oil and fluid transfer lines
Motorsport and performance street builds
Custom AN hose fabrication
Built for Performance & Reliability
The NZKW Tube Nuts are engineered to ensure secure and consistent performance in AN hose systems. Designed for high-pressure and high-vibration environments, they provide a reliable locking interface that helps maintain sealing integrity across fuel, oil, and coolant applications.
Why Choose NZKW Australia?
🇦🇺 Australian owned and operated
🏁 Years of proven motorsport development and real-world track testing
✅ Trusted by performance workshops, race teams, and enthusiasts
Precision-engineered, premium-quality components built for reliability
🚚 Fast Australia-wide shipping
Designed for street, drift, drag, circuit, and off-road applications
Backed by expert product knowledge and local support

5-star reviews from 1000s of customers
Troy Candy and Will McCoy
Chris Williams
Mike was very professional and friendly to deal with, on the phone and in person. He supplied the perfect passenger seat to match my existing drivers seat. Very happy with the price, as well as the quality of the product. Highly recommended.
Daniel Ibrahim
Mike was absolutely saved me getting me a seat and rails the day before a last minute ticket to drift matsuri! Thanks for getting me set up!!! Great quality seats!
Nicholas Bellette
Absolutely stoked with the products!
Ordered the D shape race wheel in suede! Was on back order but when the wheel finally arrived the quality was so worth the wait. Don't waste your money on a cheap autobarn or supercheap steering wheel. you'll be disappointed you didn't buy one from these guys! Cant recommend enough❤️
Gary - SCC Fabrications Australia
NZKW Australia has been supplying our fabrication and final assembly bay with a large range of component- the quality, customer service and knowledge compliments our companies demands.
Troy Candy and Will McCoy
Chris Williams
Mike was very professional and friendly to deal with, on the phone and in person. He supplied the perfect passenger seat to match my existing drivers seat. Very happy with the price, as well as the quality of the product. Highly recommended.
Daniel Ibrahim
Mike was absolutely saved me getting me a seat and rails the day before a last minute ticket to drift matsuri! Thanks for getting me set up!!! Great quality seats!
Nicholas Bellette
Absolutely stoked with the products!
Ordered the D shape race wheel in suede! Was on back order but when the wheel finally arrived the quality was so worth the wait. Don't waste your money on a cheap autobarn or supercheap steering wheel. you'll be disappointed you didn't buy one from these guys! Cant recommend enough❤️
Gary - SCC Fabrications Australia
NZKW Australia has been supplying our fabrication and final assembly bay with a large range of component- the quality, customer service and knowledge compliments our companies demands.