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Atosa 301040003 is an OEM burner orifice sized #52 for propane, used to meter gas flow to burners in compatible Atosa equipment. The component is a drilled #52 propellant orifice that helps maintain stable, controlled combustion and is supplied as a single replacement part. It fits popular Atosa models such as ATFS-40, ATFS-50, and ATFS-75 and includes compact physical dimensions for direct replacement.
OEM propane burner orifice (size #52) for metering gas flow in Atosa commercial equipment.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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