3/8" straight union S.A.E. flare fitting AND 5/8"straight union S.A.E. flare fitting are included in this package. Straight unions can be used across many industries where soldering is not a possibility. They provide a strong connection and are used with liquid and gas distribution passing through piping including line sets used with mini splits and air conditioner units. Straight unions are used to safely join two line sets together for a longer line set run. These flare fittings are constructed of brass for the safe use with natural gas and are assembled with short forged nuts.
This item contains a set of two straight union fittings - one 3/8" and one 5/8".