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 5990-01-386-5561
NSN 7035-01-539-1031
NSN 6220-01-393-4789
NSN 5945-01-351-5354
NSN 6105-01-137-5109
NSN 6240-01-261-4958
NSN 6145-00-868-8763
NSN 5915-01-451-4198
NSN 6320-01-216-1678
NSN 7035-01-583-0497
NSN 5930-01-075-5558
NSN 5835-01-329-4814