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 5998-01-233-6987
NSN 6135-00-471-5356
NSN 4140-00-983-8048
NSN 5996-00-150-8842
NSN 6620-01-039-1105
NSN 5915-01-289-8801
NSN 5996-01-369-7999
NSN 2925-01-049-8906
NSN 5855-00-327-2112
NSN 5920-01-376-4422
NSN 6620-00-924-4369
NSN 5905-01-446-6782