Specifications

AC 43.13-1B 9/8/98
Page 11-76 Par 11-190
T
ABLE 11-14. Stud bonding or grounding to flat surface.
Aluminum Terminal and Jumper
Structure
Screw or
Bolt and
Lock nut
Plain nut Washer
A
Washer
B
Washer
C & D
Lock
washer E
Lock
washer F
Aluminum
Alloys
Magnesium
Alloys
Steel, Cadmium
Plated
Steel, Corrosion
Resisting
Cadmium
Plated steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Corrosion Re-
sisting Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Aluminum
Alloy
Magnesium
Alloy
None
None
Aluminum
Alloy
Magnesium
Alloy
None
None
Cadmium
Plated Steel or
Aluminum
Cadmium
Plated Steel or
Aluminum
Cadmium
Plated Steel or
Aluminum
Cadmium
Plated Steel or
Aluminum
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Corrosion
Resist Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Tinned Copper Terminal and Jumper
Aluminum
Alloys
Magnesium
Alloys
1
Steel, Cadmium
Plated
Steel, Corrosion
Resisting
Cadmium
Plated Steel
Cadmium
Plated Steel
Corrosion Re-
sisting Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Corrosion
Resisting Steel
Aluminum
Alloy
None
None
Aluminum
Alloy
None
None
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Cadmium
Plated Steel
Corrosion
Resisting
Steel
Cadmium
Plated Steel
or Aluminum
Cadmium
Plated Steel
Corrosion
Resisting
Steel
1
Avoid connecting copper to magnesium.