O/B in NASA could mean:
Displaying 1-2 of 2 result(s).
O/B
Onboard
in NASA
O/B
Operational Base
in NASA




Similar to O/B

ABOLT - Acquire Bolt
ABS - Anti Burn Shield
ABS - After Body Section
ABS - Air Breathing System
ABS - Air Base Supply
ABT - Approximate Burn Time
ABU - Analog Back- Up

View all in NASA