4" Aluminum API Adaptor Dust Cap / Oil Tank Aluminum Fuel Dust Cap

1. Dust CapTo protect the API Adaptor Valve from the dust and damage when the valve is not working. Internal installed with a gasket to protect the inside fuel flow out when the sealing is not tight. 2. Benefit and Features* Hardening TreatmentThe whole valve body is passed a special hardening process to improve its service life. * Standardized SizeInterface dimension is designed according to the API RP1004 standard, docking with the standard API connector. * Light WeightThe main body is made of aluminum alloy, it is more light and sturdy. * With Lead Sealing PositionTo meet the demand of lead sealing.