
Specifications
AN4 male flare weld-on bung in aluminium. Designed to be welded onto aluminium tanks, pipes, or chassis components to create a permanent -4AN thread port for fluid lines or fittings.
- Thread: AN4 (7/16"-20 UNF) male flare
- Material: Aluminium — suitable for TIG welding to aluminium structures
- Accepts AN4 female flare fittings (hose ends, adapters, plugs)
- Common use: Fuel tanks, oil catch cans, coolant reservoirs, brake or clutch fluid systems
- Requires TIG welding for installation — ensure adequate weld penetration and purge gas for best results
- Clean threads and apply PTFE tape or thread sealant when installing fittings
Reviews
Shipping & Returns
Shipping
Orders ship within 48 hours of purchase from our Adelaide warehouse. Australia-wide shipping via Australia Post, with free shipping on orders over $60. Every shipment includes tracking, and you'll receive the details by email as soon as your order leaves us.
Returns
We offer a 30-day money-back guarantee on any product that arrives in good condition and hasn't been damaged through installation or use. Return shipping is the customer's responsibility, and once we receive the item we'll process your refund within 3 business days to your original payment method.
Payment Methods
We accept Visa, Mastercard, American Express, Apple Pay, Google Pay, Shop Pay, and PayPal.



