HGJ Ground Joint Utility Unions
OPW Engineered Systems Hiltap HGJ Ground Joint Utility Unions is an ideal coupling for most steam, water and standard utility applications. The HGJ uses a commercially available O-ring seal and is fully interchangeable with conventional ground joint unions.
- Designed & tested to ASME B31.3
- Sizes: 3/4” & 1”
- Materials: 316 Stainless Steel