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 5998-00-755-7374
NSN 6650-00-023-5054
NSN 6620-01-052-2773
NSN 6645-01-507-0208
NSN 5905-01-159-9320
NSN 6610-00-072-4528
NSN 7035-01-469-7496
NSN 6220-00-654-7362
NSN 5835-01-252-5879
NSN 5985-01-147-4864
NSN 6645-01-364-4042
NSN 6685-01-194-3931