dofs

dear all ,

 

 I am new to hypermesh and i learning hm through help.. i m doing bearing simulation in hypermesh and optistuct or nastran..

i have one doubt..

i m creating the rbe2 for ball to outer surface to give contact and i have to give free in X direction for rotation.. my doubt is in hypermesh 

dof1

dof2

dof3

dof4

dof5

dof6

 

in these dof's which shoud i use to give rotation free in X direction... i all these dofs what is the meaning if i tick translationX,Y, Z etc