AN Bulkhead Straight

NZKW AN Bulkhead Straight Fitting – Aluminium Firewall Pass-Through Connector

The NZKW Australia AN Bulkhead Straight Fitting is designed for clean, secure, and professional fluid line routing through firewalls, panels, and bulkheads. Ideal for fuel, oil, and coolant systems, this straight pass-through fitting provides a direct inline connection that minimises flow restriction and ensures a tidy engine bay layout. Built for motorsport and performance applications, it delivers reliable sealing and long-term durability under demanding conditions.

Available Sizes / Options

3AN
4AN
6AN
8AN
10AN
12AN
16AN
20AN

Colours

Black
Blue

Specifications

Material: CNC-machined aluminium
Angle: Straight bulkhead fitting
Connection type: AN flare to AN flare pass-through
Seal type: Requires 2x PTFE washers (included/required)
Fastening: Requires 1x bulkhead nut
Finish: Anodised for corrosion resistance and durability
Application: Fuel, oil, and coolant systems
Design: Straight inline bulkhead connector

Key Features

Straight design for direct and efficient hose routing
Provides secure AN bulkhead pass-through connection
CNC-machined aluminium construction for strength and precision
Anodised finish for long-term corrosion resistance
Compatible with PTFE washer sealing system for leak-free performance
Ideal for clean and minimal engine bay plumbing layouts
Reduces complexity in fluid system routing

Compatible With / Applications

Fuel system firewall and chassis pass-throughs
Oil line routing through engine bay panels
Coolant system bulkhead installations
Turbo oil feed and return setups
Surge tank and performance fuel systems
Motorsport and custom fabrication builds

Built for Performance & Reliability

The NZKW AN Bulkhead Straight Fitting is engineered for dependable fluid transfer in high-performance environments. Its precision-machined construction ensures a secure, leak-resistant seal while providing a clean and efficient straight-through connection, making it ideal for motorsport and performance applications where reliability and simplicity are essential.

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