Southland 511-704 - 3/4" Union, Galvanized Malleable Iron Fitting, 300 PSI
- Unions are made of high grade malleable iron with a brass to iron seat
- Brass seat ring is pressed into a recess in the body end of the union under heavy pressure making the brass an integral part of the iron union
- Brass inserted seat
- Octagon Nut
- For steam working pressure up to 150 lbs.