What does Opnavinst stand for?
Opnavinst stands for "Operational Naval Instruction"
How to abbreviate "Operational Naval Instruction"?
"Operational Naval Instruction" can be abbreviated as Opnavinst
What is the meaning of Opnavinst abbreviation?
The meaning of Opnavinst abbreviation is "Operational Naval Instruction"
What does Opnavinst mean?
Opnavinst as abbreviation means "Operational Naval Instruction"
