This Honeywell Q314A4586 Pilot Burner is a non-primary aerated, insert orifice type pilot burner for main burner ignition. This product may be used with Q309 and Q340 Thermocouples or Q313 Thermopiles. Read more details.. Buy Cheap Honeywell Q314A4586 Pilot Burner - Use with natural gas and propane Dec 07, 2015 · Thermocouple and thermopile selection guide Thermocouples Lead Length (in.) US Super Tradeline For a complete cross-reference, visit customer.honeywell.com. 44 heater element provides voltage compression over a wide voltage range without danger of over-heating at high voltage.