This 1/4" Male SAE (R22 System) x 5/16" Female SAE Adapter for R410a Mini Split System Air Conditioners, HVAC, and Refrigeration Service.
This fitting is good for some of the R410A import Mini Split systems so the standard 1/4" Hoses can be used. 1/4" Male flare x 5/16" also known as 1/2"-20 UNF Female.
R410a Low-Side, Mini-Split, A/C Low-Loss, Anti-Blow-Back Fitting
Perfect for R410a Import Mini Split System Air Conditioners
SAE female nut with depressor to connect to R-410a mini split units