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 5999-01-625-9486
NSN 5930-01-327-6597
NSN 6110-01-656-4717
NSN 6135-00-321-6707
NSN 5920-01-560-8209
NSN 5910-00-996-3758
NSN 5965-01-074-1991
NSN 6610-01-468-3025
NSN 5835-00-621-3720
NSN 5915-01-203-4322
NSN 5835-01-453-3074
NSN 6105-01-010-2801