1/4 in. Male Flare x 1/2 in. -20 UNF Female

Item#: MSA-45

The DiversiTech® MSA-45 brass adapter is used on the R410 mini-split systems that have the larger 1/2 in. unique fitting on the service valve. This adapter will screw onto the 1/2 in. Acme Male-20 UN fitting and allow connection to a standard 1/4" service hose.
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