Ground Joint Double Spud – GDS
Used for high pressure steam and air
GDS-2 – 1/2″ GDS-3 – 3/4″ & 1″ GDS-5 – 1-1/4″ & 1-1/2″ GDS-8 – 2″ GDS-10 – 2-1/2″ GDS-12 – 3″