Who holds what · as the FAA records the name

Curtis Superior Valve CO.

Named as the FAA publishes it on its approvals.

Approved to make 4 classes of equipment. FAA spelling: Curtis Superior Valve Co..

Equipment approvals technical standard order authorisations

2018-04-13TSO-C76b · Fuel Drain Valves · Fuel Drain Valve, Fuel Drain Valve, Fuel Drain Valve · engine

2016-04-26TSO-C76b · Fuel Drain Valves · Fuel Drain Valve · engine

2011-12-21TSO-C76a · FUEL DRAIN VALVES · Fuel Drain Valve, Fuel Drain Valve, Fuel Drain Valve · engine

2011-05-16TSO-C76 · FUEL DRAIN VALVES · *, *, * · engine

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.