V3 vibration sensor threaded rod diameter and thread type

Hardware
1

Hello,

I would like to know (refer to the numbers on the picture):

  1. The threaded rod diameter and thread type of the magnets used with the V3 vibration sensors.
  2. The outer diameter of the sensor and the type of thread.

image

Thank you

2

the threading is like this
1 – 1/4-28 UNF
2. 1/4 NPT

3

Thank you very much
Have a nice day!