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 5855-00-252-5743
NSN 5915-00-607-3807
NSN 5910-01-553-5891
NSN 6130-00-106-3557
NSN 5835-00-905-7165
NSN 6685-01-243-1265
NSN 5960-00-625-1842
NSN 4140-01-299-3357
NSN 6685-01-660-7305
NSN 6110-01-176-9670
NSN 6145-00-457-8214
NSN 5945-01-247-8932