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 5975-01-421-4474
NSN 5960-00-553-7338
NSN 5915-00-722-4436
NSN 5855-01-356-5284
NSN 5905-00-475-1185
NSN 6620-00-280-2874
NSN 5910-00-109-4852
NSN 6135-01-518-9813
NSN 5920-00-608-9731
NSN 5975-01-159-2149
NSN 5996-01-253-3486
NSN 5925-00-559-7527