Leybold Coarse Centering Ring Inlet Screen (3.2 mm), Splinter Guard, fits TURBOVAC with CF 4.5 in. Flange.
Leybold Part Number: 800132V0011.

This Leybold coarse screened centering ring (3.2 mm mesh) is used to filter the vacuum flow and keep objects from being sucked into the TURBOVAC turbo pump. This screen has a flange size of CF 4.5 Inch. Depending on the gas used, some pump speed reduction will occur when using this screen.

This screen fits:

TURBOVAC 90i with CF 4.5 inch inlet, Leybold pump part number: 810041V1000

This fine screen centering ring has Leybold part number 800132V0011.