Image Vapor Recovery Tank Adapter Markets Petroleum Cargo Tanks Jump to Section Product Options Related Products Product Options Part Number Female Thread Size Height Female Thread Material VR4086 4" 3-5/8" NPT Bronze VR4086-BY 4" 3-5/8" NPT Bayloy Related Products Image Dixon Vapor Recovery Coupler Image Dual Point Heavy Duty Vapor Recovery Ball Lever Handle Elbow Image Fuel Delivery Tank Adapter Image Vapor Recovery Cap