The wedge is used for alignment on specific types of FMC tubing hangers, with this particular design allowing for the alignment of multiple-string tubing hangers without external manipulation methods. Like all FMC tubing heads, the TC-WD-ET is of a straight-bore design, more economical to recondition after abandonment.
If you want to talk to an Instagram customer service representative on the phone, they can be reached toll-free at 1-650-543-4800. Again, though, some people have mentioned that this phone number simply goes to Facebook (Instagram's owner), and they say that they don't do over-the-phone support for Instagram.
Instagram is a mobile, desktop, and Internet-based photo-sharing application and service that allows users to share pictures and videos either publicly or privately. It was created by Kevin Systrom and Mike Krieger, and launched in October 2010 as a free mobile app exclusively for the iOS operating system.