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 5975-01-512-9432
NSN 5998-00-700-0590
NSN 5965-01-303-1485
NSN 2925-01-197-7864
NSN 5996-00-777-7134
NSN 5998-00-996-2351
NSN 6105-01-232-0388
NSN 6645-00-733-9341
NSN 2925-01-457-5649
NSN 5920-01-348-5770
NSN 5910-01-459-8430
NSN 5998-01-378-4322