This is a Genuine Replacement Part,The Model Number and Name for The Following Item: Frigidaire (FRIGB) 5308009419 Oven Safety Valve
OEM Part - Manufacturer #5308009419
These valves do not fail very often. Normally the problem is with the ignitor not drawing enough amperage to open the valve. Even if the ignitor is glowing orange it is likely still the cause of the burner not igniting. Technicians refer to this as a "weak" igniter.