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 2925-00-940-9749
NSN 2925-01-346-9522
NSN 4140-01-005-5364
NSN 5925-00-150-1072
NSN 7035-01-007-1802
NSN 5950-01-160-3685
NSN 6320-00-433-2773
NSN 5915-01-259-9901
NSN 5910-00-053-9559
NSN 5990-01-393-4808
NSN 5920-01-647-7357
NSN 6240-01-607-6252