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 2925-01-139-5144
NSN 5920-00-436-2225
NSN 6320-01-313-8306
NSN 6240-00-703-6614
NSN 6650-01-279-2055
NSN 5996-00-455-8299
NSN 5930-01-421-3737
NSN 5990-01-414-7618
NSN 7035-01-296-4737
NSN 6320-01-609-9763
NSN 5950-00-894-5133
NSN 4140-00-205-6491