what's the weight of a metric joining lock nut?

This is an indicated weight for lock nuts and shows the weight per 100 pieces of a nut with metric thread.

 

 

  weight in kg for 100 pieces
  standard nut reduced height nut
  height of nut is 1,3 x size of thread height of nut = size of thread
M4 0,11 0,08
M5 0,17 0,13
M6 0,33 0,25
M8 0,75 0,48
M10 1,40 1,08
M12 2,02 1,48
M14 3,15 2,38
M16 4,72 3,63
M18 6,93 5,16
M20 9,10 7,07
M22 13,50 10,15
M24 16,00 11,76
M27   16,56
M30 25,16  
M36 39,7  
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