Collection: 421 Series NPT Hose Tails - Speedflow Aluminium Barb Fittings

421 Series NPT Hose Tails - Speedflow Aluminium Barb Fittings

Connect flexible hose to NPT threaded ports with Speedflow's precision-engineered 421 Series hose tails. Manufactured from premium 6061-T6 aluminium with black anodized finish, these barb fittings deliver secure, leak-proof connections for fuel, oil, water, and vacuum systems.

Key Features

• Manufactured from premium 6061-T6 aluminium for maximum strength
• Black anodized finish for corrosion resistance and professional appearance
• Precision-machined barbs for secure hose retention
• NPT threads on one end, barbed hose tail on the other
• Available in multiple NPT and hose size combinations
• Suitable for fuel, oil, water, and vacuum applications
• Australian made quality you can trust
• Fast Perth dispatch from local stock

Perfect For

• Connecting rubber or silicone hose to NPT ports on fuel pumps and regulators
• Oil system installations requiring hose to NPT transitions
• Water and coolant system connections
• Vacuum line installations
• Race car and street performance applications

Whether you're building a custom fuel system, upgrading your oil plumbing, or connecting coolant lines, Speedflow's 421 Series NPT hose tails deliver the precision and reliability your build demands.

Complete Your Plumbing System

Browse our full range of Speedflow fittings and hose:

• Speedflow Fittings - AN Fittings Hose Ends Adapters - Complete range of AN fittings
• Speedflow Braided Stainless Hose - Premium braided hose for fuel, oil & brake lines
• Silicone Hose Tubing Straight - Flexible silicone couplers
• Fuel Systems - Fuel Pumps, Regulators & AN Fittings - Complete fuel system solutions