F420 may refer to :
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Coenzyme F420
Coenzyme F420 or 8-hydroxy-5-deazaflavin is a coenzyme (sometimes called a cofactor) involved in redox reactions in methanogens, in many Actinomycetota, and sporadically in other bacterial lineages. It is a flavin derivative. The coenzyme is a ...
, a coenzyme involved in redox reactions in methanogens
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HMNZS Tutira (F420), a 1948 Loch class frigate of the Royal New Zealand Navy
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