Special Features:

Supports stage 4-9 blades, provideds seal teeth to prevent air recirculation under stages 4-9 vane shroud and transmits torque between the hpt shaftand hpc front shaft

Properties:

A single or multistage assembly designed to deliver air at the proper pressure, direction and velocity. it consists of disks, blades, hubs, and the like. it is the moving part of compressor, aircraft gas turbine engine. it has facilities for attaching to a shaft, turbine, aircraft gas turbine engine.