bolt (CBAR)

Restriction: Available in LS-DYNA, Nastran, and OptiStruct.
Creates RBE2 elements for the head and CBAR element for the body. The head elements project and connect to the nodes of the adjoining shell elements which form the hole. The connector location can either be on the edge of the hole, center of the hole, midpoint in between the two holes or on the second row of nodes which form the washer layer.

Figure 1.