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 6145-01-209-3830
NSN 2925-00-707-2741
NSN 5905-01-577-6133
NSN 5965-00-160-1055
NSN 5930-00-132-1221
NSN 6150-00-139-3646
NSN 5935-00-276-9413
NSN 4140-01-078-8601
NSN 5985-01-274-6208
NSN 5925-01-190-1211
NSN 5910-01-509-1962
NSN 6220-00-391-1076