SP-FGS means Flight and Ground Systems Office
KSC Shuttle in
NASA
Similar to SP-FGS
0G - Zero Gravity
2GRLV - 2nd Generation Return to Launch Vehicle
2IC - Second In Command
2M - Micro Miniature
2MASS - Two Micron All-Sky Survey
2STO - Two Stage To Orbit
3-DOF - Three Degree Of Freedom
View all in NASA