Austworld Commodities Pty. Ltd

Compression Nut

SKU: FCF1702

Size: 9mm

Variant

$2.99

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Order today — dispatches the next business day

Compression Nut
Reliable Sealing Component for Compression Plumbing Fittings

The Compression Nut is a critical component used to secure pipe connections in flared compression systems. It ensures a watertight seal when used with compatible compression fittings and olives. Crafted from durable DR brass and compliant with AS 3688, this nut is WaterMark approved, making it suitable for potable water applications.

These nuts are ideal for use in copper or plastic piping systems where quick installation and high-performance sealing are required. Chrome-plated variants are also available for exposed or decorative installations where corrosion resistance and aesthetics matter.

Key Features:

Durable brass or chrome-plated brass construction
WaterMark Approved – tested and certified to AS 3688
Compatible with flared compression fittings
Lead-Free DR Brass – safe for potable water
Maximum Working Temperature: 1°C to 95°C
Maximum Pressure Rating: 1600kPa
Available in multiple sizes from 6mm to 25mm
Supplied individually (1 per box)

Available Variants:

Product Code	Description	Size
FCF1700	COMPRESSION NUTS 6MM CN NUT	6mm
FCF1702	COMPRESSION NUTS 9MM CN NUT	9mm
FCF1703	COMPRESSION NUTS 12MM CN NUT	12mm
FCF1703CP	COMPRESSION NUTS 12MM CN C/P NUT	12mm Chrome
FCF1704	COMPRESSION NUTS 20MM CN NUT	20mm
FCF1705	COMPRESSION NUTS 25MM CN NUT	25mm

Applications:

For use in compression plumbing systems
Ideal for both residential and commercial pipework
Suitable for copper and compatible plastic pipes

These compression nuts deliver robust, leak-free connections and are trusted by plumbers for both new installations and maintenance work.

We aim to dispatch all orders within 1 business day

Free pickup at any Burdens storeFree

Local Burdens delivery$55 flat

Courier (Small / Standard / Large)$15–$100

*Large items may be delivered to a local depot if required.

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Australian Owned & Operated

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15 Stores across Victoria

Free in store pickup + Local delivery options

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Trusted by the Trade for 80+ Years

Decades of industry know-how and real-world experience.

Got questions about this product?

Head over to our Frequently Asked Questions (FAQs) page for more details on ordering, delivery, installation, and warranties — or reach out to our team for personalised help

Frequently Asked Questions