Electrical Bonding test to be carried out at the place as mentioned in the drawing
The drawing calls for  _2B4M1-FA026. 
2- Assembly method 2. 
B4- 10m&#937; Contact resistance Max.
M1- Functional test done by the “Four Points Method” with a low current test (10A for R range 500 miliohms)
FA026- Sealant overcoat (MC780C) + Blue direct adhesion paint (F69) 
Assemble the Nut-Plate and punch the rivets per AIPI 01-01-004