Wellsite Fishing & Rental Services offers Adapter Spools built to API 6A specifications and configured with a variety of end and outlet configurations.


  • Flanged, studded, and hubbed ends available
  • Manufactured for any combination of size and pressure ratings
  • Spacer Spools designed to minimize length while allowing sufficient clearance for wrenches or clamps
  • Available for general service and sour service in compliance with any temperature rating and material requirements specified in API specification 6A
  • Available with Stainless Steel 316L or Inconel 625 corrosion resistant alloy ring grooves
  • Tap-end studs and nuts are normally provided with studded end connections


  • Working pressure – 2,000 psi – 20,000 psi
  • Working medium – Oil, Natural Gas, Mud
  • Working temperature – -460 – 1210 C
  • Material class – AA – HH
  • Specification class – PSL1 – PSL4
  • Performance class – PR1 – PR2
  • Connection – API 6A Flange, API 16A Clamp, WECO Union

Marcellus Operations

Cornerstone Completion Services

NorthEast Operations


Permian Basin