NNI-I means NASA Standard Initiator-Type I
was SMSI in
NASA
Similar to NNI-I
ABA - Astronaut Boarding Aircraft
ABC - Active Body Control
ABC - Audio Bus Coupler
ABCL - As Built Configuration List
ABE - Anomalous Biological Entities
ABHRS - As Built Hardware Reporting System
ABL - Allocated BaseLine
View all in NASA