Supergrip J-Tube deliver 34th J-Tube Seal in 2019

Supergrip have successfully delivered our 34th J-Tube Seal this year. This particular system was a diver installed system designed to fit into an extended bellmouth. The assembly was supplied with the patented Fast-Lok boltless bend restrictor to protect the cable from the J-Tube exit to the seabed.

This year we have a wide variety of alternative systems from subsea ROV Activated assemblies, Passive J-Tube Seals with Supergrips unique seal arrangement to diver installed systems. Differential test pressures have ranged from 1 bar.g upto 16.5 bar.g.

All system have been subjected to a thorough qualification test program on our in-house simulator prior to despatch. All tests have been performed to a formal test procedure and witnessed by client representatives. Engineers have also supervised the installation of the assemblies at the clients spoolbase.

With further contracts already awarded which are due to be delivered this year, Supergrip are re-inforcing our position as one of the worlds most experienced and largest J-Tube Seal suppliers.

If we can assist with any J-Tube Seal enquiries please contact us on


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