An electronic subassembly designed to be plugged into one or more basic pieces of test equipment to extend the capabilities of the basic instrument. the basic instrument cannot function without one or more plug-in units (as required) in position.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5996-01-197-7005
NSN 6150-01-578-7512
NSN 5950-01-476-0399
NSN 6650-01-552-0069
NSN 5960-01-435-1167
NSN 6145-01-604-8619
NSN 5990-00-061-9041
NSN 5999-00-421-1109
NSN 5930-01-475-7850
NSN 5855-01-147-6024
NSN 5996-01-209-0198
NSN 6145-01-409-1685