They can prevent fuel from returning back to the tank and holds it in the line so that the tube can be easily installed without falling off.

Features:

100% Brand New

Resistant to Diesel, Gasoline, and Aging

External material: High Quality Aluminum Alloy

Internal material: High Quality NBR Rubber

Various dimensional one-way valves, check valves

Specifications:

Material: aluminum alloy

Product size: 10MM

Product weight: 10MM:23g

Advantages: diesel, gasoline, aging resistance

Opening pressure: 0.2 bar

Working pressure range: 0.2-6 bar

Working temperature range: - 30C to 130C

Scope of application: car, ship, helicopter, ship, motorcycle and other fuel systems

Use medium: diesel, gasoline, water, etc.

(not suitable for methanol, because the methanol will produce formic acid, it will corrode the inside of the product, which will lead to product failure)

Package Content:

1 x Fuel Non Return Check Valve