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 6645-01-033-5051
NSN 5998-01-285-9786
NSN 5996-01-363-7130
NSN 6320-01-021-6633
NSN 5855-01-461-2741
NSN 6110-01-353-4920
NSN 5945-00-275-0557
NSN 6645-00-892-1605
NSN 5998-01-513-8132
NSN 5855-00-221-9435
NSN 6105-00-984-6141
NSN 6240-00-958-7626