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 5895-00-594-8819
NSN 5905-01-499-5861
NSN 4140-01-522-1671
NSN 6220-01-634-0660
NSN 6110-01-340-4885
NSN 6135-01-265-1384
NSN 4140-00-701-0406
NSN 6240-00-518-3541
NSN 5930-00-661-2280
NSN 6110-01-316-2257
NSN 6320-00-116-3658
NSN 5835-01-379-1407