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 6685-01-395-0549
NSN 5930-01-353-8598
NSN 5950-00-102-4546
NSN 6220-01-218-0847
NSN 6610-00-681-0590
NSN 6240-01-516-8393
NSN 5935-01-292-9313
NSN 5950-00-241-0121
NSN 2925-01-624-5647
NSN 6105-01-069-8843
NSN 6685-00-012-3734
NSN 5895-01-265-1095