Bulkhead Nut
Bulkhead Nut
In stock
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Description
Description
NZKW Anodized T6061 Bulkhead Nut – AN Bulkhead Locking Nut
The NZKW Australia Anodized T6061 Bulkhead Nut is designed for securing AN bulkhead fittings in fuel, oil, and coolant systems. Precision-machined from lightweight T6061 aluminium, it provides a strong and reliable locking solution when used with NZKW AN bulkhead fittings and PTFE washers. Ideal for motorsport and performance applications, it ensures a clean, secure, and professional installation through panels, firewalls, and bulkheads.
Available Sizes / Options
3AN
4AN
6AN
8AN
10AN
12AN
16AN
20AN
Colours
Black
Blue
Specifications
Material: CNC-machined T6061 aluminium
Finish: Anodised for corrosion resistance and durability
Application: Bulkhead fitting locking nut
Compatibility: NZKW AN bulkhead fittings and NZKW PTFE washers
Design: Precision threaded lock nut for secure panel mounting
Pressure rating: Suitable for high-performance fluid systems
Key Features
Provides secure mounting for AN bulkhead fittings
CNC-machined aluminium construction for strength and light weight
Anodised finish for long-term corrosion resistance
Compatible with PTFE sealing washers for leak-free installation
Available in a wide range of AN sizes for universal fitment
Ideal for clean firewall and panel plumbing setups
Designed for motorsport-grade reliability and vibration resistance
Compatible With / Applications
Fuel system bulkhead pass-throughs
Oil line firewall and chassis routing
Coolant system bulkhead installations
Surge tank and engine bay plumbing setups
Motorsport, drift, circuit, and performance street builds
Custom fabrication and engine bay hose routing
Built for Performance & Reliability
The NZKW Bulkhead Nut is engineered to provide a secure and stable mounting solution for AN bulkhead fittings in high-vibration environments. When paired with NZKW PTFE washers, it delivers a reliable sealing system suitable for demanding motorsport and performance applications where fluid integrity is critical.
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.