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Fig. 600. Silver Subs - Black Nut
These unions have wide range of applications including steam service and line connections. These unions are provided with a bronze seat in the female for the effective sealing and prevention of rust formation. Suitable for 6000 PSI CWP.
Fig 602. Orange Subs - Black Nut
These unions are recommended for manifold and line connections truck mounting and in mud services. This union has resilient lip-type seal for positive sealing and also protects secondary metal - to metal seal. Suitable for 6000 PSI.
Fig 1002. Blue Subs - Red Nut
These unions are designed for high pressure systems like choke and kill lines, cementing , acidizing, testing and truck mounted system. This union has a lip- type seal made of nitrile rubber and subs made of alloy steel, suitable for 10,000 PSI.