Cross Overs, Subs & Pup Joints

In the Oil & Gas market, the type & make of connections have increased dramatically as OEMs are engineering modified connections that offer higher torque, better sealing or improved life of connection that raise the performance of tools and pipes that help in reducing cost in the long term. In such a field, crossovers become an important product where tools with different connections can be coupled together.

Whether the purpose be coupling two different connections or to increase the length of a tool, with our API and premium connection licenses, Rainbow can offer a large variety of crossovers, subs & pup joints. In addition to machining capability, Rainbow has in house equipment to carry out swaging and torqueing. Rainbow holds the necessary dies for swaging the entire range of VAGT connections.

Products commonly manufactured include:

  • Float subs
  • X-overs
  • UBHOs
  • Bit Subs
  • PUP Joints
  • Couplings
  • Hammer Union Subs
  • Nipples
  • Swages
  • Lift Subs
  • Drill pipe PUP Joints
  • Circulating Subs
  • Drifts