The Sentry BO-10 coupling type tubing hanger shares all of the same design features as the BO-2 AND is generally utilized on completions demanding higher completion shut in pressures. This hanger is a coupling by design but also incorporates a separate rotating, ACME threaded locking nut and is used in conjunction with the TC-1W pack-off.
The BO-10 coupling is best suited for landing larger trees and any time dissimilar metals may be used for hangers and adapters
This is a coupling type tubing hanger that suspends the tubing from the bottom of the tubing head adapter
This tubing hanger is used in conjunction with the TC-1W wraparound pack-off whenever the tubing string needs to be moved up, down or rotated to operate the packer in the bottom of the well and still maintain well security