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 5925-01-181-8983
NSN 5910-00-372-4555
NSN 5855-01-047-9267
NSN 5935-01-009-3211
NSN 5950-01-340-9984
NSN 5935-01-157-7839
NSN 6685-01-232-9965
NSN 5960-01-056-4982
NSN 5975-01-500-2227
NSN 5905-01-030-5036
NSN 6105-01-463-5680
NSN 5975-00-928-9190