Conoco Philips Hydraulic Connector

NuStar Technologies supplied sets of subsea workover hydraulic connectors and wellhead intervention tools for a subsea project in Indonesia.


  • • Rated to 5,000 psi WP
  • • Designed for 600 metres of water depth
  • • Qualified to API 17D with 3 cycle pressure/load and 100 cycle endurance tests
  • • Tested to 105,000 ft-lbs bending capacity at 5000 psi with zero tension
  • • Secondary unlock feature
Hydraulic Connector

Fast Track Intervention Lower Stack Refurbishment
NuStar Technologies provided a quick turn around for a fast track intervention lower stack refurbishment project.


  • • Supplying Adapter Flange Assembly, 9” 5K BX-155 Flange X 4-1/8” 5K API BX-155 Studded with special Tie Down Bolts for increased bending capacity.
  • • Engineering Design, manufacture of adapter, hooking up upper and lower stacks, connection and function testing.

Intervention Bird Cage
Premier Oil Wellhead Cleaning Tool

NuStar Technologies was commissioned by ConocoPhilips Indonesia and Kim Heng Marine & Oilfiled Pte Ltd to provide Subsea Spool Replacement, 3rd party validation and verification and offshore installation services.


  • • Design, Supply of Materials and Fabrication of Production Flow Loop Assembly, 5KSI WP, 2 X 5-1/8” 5KSI Type 17SV API 6BX Swivel Flanges X 45 Degree Elbow, and Support Clamp Assembly, C/W Fasteners and Ring Gaskets.
  • • Engineering Design per API Specification 17D requirements, C/W Full Design Verification Report.
  • • Assembly and Factory Acceptance Test of Production Flow Loop Assembly.
  • • Engineering Support for Offshore Operation: Installation and Removal Procedures.

Intervention Bird Cage