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400 Series Black Push Lock Hose -5AN 5/16 3 Metre Length
$66.80
SKU: AF400-05-3MBLK
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The 400 Series Black Push Lock Hose -5AN (5/16" ID) delivers quick, secure connections with push-on fittings for reliable performance across fuel, coolant, and low-pressure lines. Sized at -5AN, this 3-metre length offers flexibility for longer runs while maintaining a compact profile in tight engine bays. Compatible with both 400 and 510 series hose ends, it provides a versatile solution for comprehensive fuel and cooling applications with a streamlined install.
Key advantages
- Fast, tool-free push-on connections for reduced installation time and clean routing.
- Robust -5AN (5/16" ID) sizing designed for a range of low-pressure lines including fuel, coolant, and reservoir circuits.
- 3 metre length minimizes joins and simplifies layouts across tight or extended routes.
- Dual-end compatibility with 400 and 510 series hose ends for flexible system design.
- Color option: classic black, with a blue variant available to match your build aesthetics.
Specifications
- Size: -5AN (5/16" inner diameter)
- Length: 3 metres
- Temperature range: -40°C to 100°C (-40°F to 212°F)
- Working pressure: 250 psi (17 bar)
- Ends compatibility: suitable for 400 & 510 series hose ends
Applications
- Fuel systems (including E85 and E10 Methanol) and oils/lubricants
- Coolant systems
- Low-pressure brake and clutch reservoir lines
Installation & usage notes
- On oiling systems and all EFI fuel systems, clamps MUST be used to secure hose ends.
- Not suitable for submersible applications using unleaded fuels.
- Not for use with power steering or transmission and oil cooler lines.
- Due to unknown additives in some fuels, rubber hose compatibility cannot be guaranteed for all fuels unless otherwise stated. For fuels outside the stated compatibility, Aeroflow recommends the PTFE series hose.
Why choose this hose
The 400 Series Black Push Lock Hose provides a streamlined, secure connection method with broad compatibility across common automotive fluids while offering a clean, single-piece run thanks to its three-metre length. Its compatibility with both 400 and 510 series hose ends simplifies inventory management for shops and DIY builders alike, and the option to choose black or blue lets you tailor your build’s aesthetic without sacrificing performance.