Monostrand (Single Strand) - Tendon with one strand. 

Multistrand-Tendon with more than one strand. 

Outlet-Tubing with connection to duct used to allow the escape of air, grout, and bleed water from the duct. 

Pocket former-A device that forms a temporary recess in the concrete to allow access for stressing. 

Sheathing-For unbonded single strand tendons, an enclosure in which prestressing steel is encased to prevent bond with surrounding concrete that provides corrosion protection and contains PT coating. 

Strand-High strength steel wires wound around a center wire, typically seven-wire strand, conforming to ASTM A416/A416M. 

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