What does 1SG stand for?

1SG stands for "First Sergeant (E-8)"

How to abbreviate "First Sergeant (E-8)"?

"First Sergeant (E-8)" can be abbreviated as 1SG

What is the meaning of 1SG abbreviation?

The meaning of 1SG abbreviation is "First Sergeant (E-8)"

What does 1SG mean?

1SG as abbreviation means "First Sergeant (E-8)"