Emerson Alco 048221 Filter Drier 30067439-890 the "/U" suffix simply denotes

the "/U" suffix simply denotes a "Universal" retail-packaged version of the same Honeywell HVAC part

ensuring no field modifications are required for compatible blower decks

though it should be inspected periodically for debris

this kit is the designated Watts U5 replacement part for 3/4" units

or lifting off the burner

Emerson Alco 048221 Filter Drier 30067439-890 the "/U" suffix simply denotesThe Emerson Alco 048221, technically designated as the EK 414S filter drier, is a high capacity liquid line filter drier engineered for demanding refrigeration and air conditioning applications. Featuring a 1 2" sweat ODF connection and a 41 cubic inch internal volume, this unit is the direct replacement for Alco 414S. It utilizes a premium compacted bead desiccant blend consisting of 75% molecular sieve and 25% activated alumina, specifically