Collection: Female Unions

131 Series Female Unions - Premium AN Fittings

If you need to join two male AN fittings, our 131 Series Female Unions are the solution. These fittings are designed differently from others on the market, featuring a unique construction that delivers superior strength and compact size for tight spaces and secure connections.

Key Features:

• Unique Dual-End Design - One solid end with 37° flare and internal O-ring seal, swivel nut on the other end
• Stronger & More Compact - Superior design for tight spaces and secure connections
• 6061-T6 Billet Aluminium - Premium aerospace-grade material for maximum strength
• Hard Anodised Finish - Superior durability and corrosion resistance
• Internal O-Ring Seal - Ensures leak-free connections under pressure
• Stepped-Size Versions Available - Added versatility for connecting different AN sizes

Perfect for joining male AN hose ends, adapters, and fittings in fuel systems, oil lines, brake systems, and hydraulic applications. Whether you're plumbing a fuel system, connecting oil lines, or building custom hydraulic setups, these female unions provide the reliable connections your build demands.

Built to meet the highest performance standards for street and race applications. Australian stock for fast delivery.