633AST Tank Inlet Spout Adaptor

Fuel Delivery Couplers & Accessories are designed to connect fuel delivery transport truck hoses or nozzles to the fill pipe of an above ground storage tank.

The 633AST is an adaptor that can be threaded onto a 297 Spout. The spout and adaptor assembly may then be attached to a 190 Nozzle equipped with a 633BD Kamlok® coupler for open filling of ASTs when a 61fSTOP is not installed.