‹› Image API Drop Adapter Markets Petroleum Cargo Tanks Jump to Section Product Options Related Products Product Options Hide lower priority columns Part Number All 45304530G45404540F4540VSize All 3"4"Seal All Baylast™ O-ringNitrile RubberFKM O-ringMaterial All Aluminum 4530 3" Baylast™ O-ring Aluminum 4530G 3" Nitrile Rubber Aluminum 4540 4" Baylast™ O-ring Aluminum 4540F 4" Nitrile Rubber Aluminum 4540V 4" FKM O-ring Aluminum Related Products Image 6200-Series Side-Lever Type Drop Elbow Image API Drop Adapter Repair Kits Image API Drop Adapter with Sight Glass Image API Load Only Valve Image API Load/Unload Valve Image Gravity Drop Adapter Dust Cap