IBM 7014-T00 - Rack Interconnection and Grounding

Figure 6. Securing the rack with the triangular brace to the floor
1
Rack-mounting bolt
2
Thin washer
3
Top plastic isolator bushing
4
Thick washer
5
Spacer
6
Jam nut
7
Leveling foot
8
Lower plastic isolator bushing (used only on DC powered systems)
Racks and rack features
9