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 6620-01-317-7352
NSN 6130-01-350-7032
NSN 5950-00-618-0024
NSN 6220-01-025-8551
NSN 5950-00-065-1582
NSN 2925-00-346-6968
NSN 5950-01-331-7010
NSN 7035-01-093-7216
NSN 6320-00-646-3311
NSN 5925-01-655-4865
NSN 5990-00-292-5017
NSN 5855-01-507-5749