Category:

C-22-L

The Casing Spool is a wellhead component that provides a means to support and seal an intermediate casing string. The upper section has a straight type bowl and a 45 degree load shoulder to support the production casing string. The lower section houses a secondary seal to isolate the two casing strings and provide a means to test the wellhead seals.

  • Provides a sealing point over the intermediate casing.
  • Allows for pressure testing of the wellhead seals to isolate the casing strings.
  • Allows for support and testing of a BOP system while drilling out for the next casing string.
  • Provides a casing hanger load shoulder and bowl for hanging and sealing of the next casing string.
  • The load shoulder and bowl also accommodate BOP test plugs.
  • Provides two outlets for annular access and monitoring.
  • Provides a means for Wear Bushing installation and retention.
  • C-29 bowls available for extreme casing loads.
  • Both accept C-21 and C-21-P Casing Hangers for low weight situations.

Outlets

  • Threaded 2” LP (LPO)
  • Threaded EUE 8rd
  • Side Studded Outlets (SSO) with internal VR prep
  • Extended Flanged Outlets (EFO) with internal VR prep

Bottom profile

  • BG (blank), accepts a wide variety of secondary seals
  • O-ring bottom, made to specific casing sizes
  • P-Seal bottom, made to specific casing sizes and must be energized by plastic packing
  • FS bottom (high pressure) made to specific casing size

Lock-down Pins

  • ET style pins eliminate exposed lock-down pin threads
  • Full set of pins to secure mandrel casing or tubing hangers (suffix “L”)
  • 2 BP pins (bowl protector) to secure wear bushings while drilling (suffix “BP”)

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