About Waveguide Rotary Switch!

Hello!

I want to know the specification and OLD about waveguide rotary switch.

1. MIL. PN : 5985001794449
2. MIL. PN : 5985008454818
3. MIL. PN : 5985008602383
4. MIL. PN : 5985010404182

Please let me know.

Thank you.