Fragola FRG-499524 -12AN Female Weld-In Bung Aluminum Fitting 1.5" Step

The Fragola 499524 is a -12AN Female Weld-In Bung designed for custom performance fluid line installations. Constructed from high-quality aluminum, this weld bung features a 1 1/16-12 female thread (standard -12 AN sizing) and a 1.5-inch diameter step flange that provides a secure, leak-free base for welding into tanks, sumps, reservoirs, or tubing.

Fragola Performance Systems engineers each fitting to precise tolerances, ensuring consistent thread quality and reliable sealing performance in demanding motorsport and performance applications. The weld bung accepts any standard -12 AN hose end fitting, making it easy to integrate into custom oil, fuel, coolant, or other fluid routing systems.

Key Features:

• AN Size: -12 AN (1 1/16-12 threads)
• Flange Step Diameter: 1.5 inches
• Material: High-quality aluminum
• Finish: Bare metal / natural aluminum
• Fitting Type: Female weld-in bung
• Compatible with standard -12 AN hose ends and adapters
• Ideal for tanks, sumps, reservoirs, and custom plumbing builds
• Made in USA by Fragola Performance Systems

Sold individually. The 1.5-inch step flange provides ample surface area for a strong, clean weld, making this bung a reliable foundation for any custom AN plumbing project.