Fuel Cell Bulkhead Fitting with PTFE Washer Black Anodized 6061 Aluminum Alloy Connector for Most Fluid 1. 37 Sealing Angle: All aluminum construction with precise thread engagement and female 37 sealing angle ensures forward sealing at maximum working pressure.2. Protective Cap: The flared cap will block the fuel hose, preventing dirt and debris from entering male hose fittings and adapters, dependable and safe to use.3. Operating Conditions: The maximum pressure of the fuel cell fitting is 4000psi (275bar) and the operating temperature range is 65 to 252 .4. Premium Materials: The fuel bulkhead fitting includes a locknut and two oil resistant washers and is constructed from aerospace grade lightweight 6061 aluminum for long lasting strength.5. Black Anodized Finish: Fuel tank fitting is compatible with gasoline and alcohol based fuels and are black anodized for an aesthetically pleasing appearance and rust resistance.6. Easy Installation: It is recommended to use an adjustable wrench (not included) to screw the accessories into the kit until the preform is fully inserted into the kit seat, and tighten the fittings until they fit snugly.Specification:Item Type:Fuel Tank FittingMaterial: AluminiumAlloy + PTFEApplicable: Suitable for most fluidsPackage List:1 xFuel Tank Fitting1 x Washer