LDR 311 U-12 Ground Joint Union (1/2", Galvanized)
- Galvanized malleable union
- Galvanizing meets ASTM A-123 - hot dip process
- 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
- Octagon Nut
- Hydrostatic tested
- Protected from corrosion with varnish
- For steam working pressure up to 150 lbs
- For non-shock cold water, oil and gas to 300 lbs
- For use with drinking water
