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 5935-01-149-7383
NSN 5895-01-167-8298
NSN 5960-01-528-1147
NSN 5910-01-363-5416
NSN 6145-01-572-1557
NSN 5835-01-631-3940
NSN 5996-01-518-3732
NSN 6240-01-321-1462
NSN 6650-01-398-1884
NSN 2925-01-111-2927
NSN 6150-00-330-3629
NSN 5998-01-179-2834