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