Per a message from REdX1, these screws work on the icx7250 as well. Just in case someone else here would like to know.Hi
MS24693 MACHINE SCREWS (AN507) is the generic screw type.
You will need to specify the Size and Length. They are 100 Deg Countersunk Angle. Some commercial syles have 90 Deg CS angles.
Both will work for your application.
Cad Plated MS24693-S24 6-32 1/4 $0.05
Cad Plated MS24693-S46 8-32 1/4 $0.06
These are from this supplier in the USA
MS24693 MACHINE SCREWS (AN507) | Aircraft Spruce
If you are in Europe.
MS24693 UNC/UNF Countersunk LAS Aerospace Ltd
Or you might try eBay.
Best of luck.