The test insert is a 25 mm plenum cylindrical shell of size 3.5mf and 4.5m long with 4 slotted walls hydraulically operated.

Boiler quality steel - All weldments

Weldment tested by radiography.

Used for testing Aircraft and Rocket models for aerodynamic studies in the transonic speed range.

Designed to withstand pressure up to 150 PSI to permit its use in the subsonic range (below M=0.8).

Prime component of the 1.2 m wind tunnel.

Total weight of Test Insert = 18 metric tones.