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 5945-01-649-3349
NSN 4140-01-188-8160
NSN 5945-00-999-9132
NSN 6650-00-202-4540
NSN 5999-01-169-2416
NSN 6610-01-462-5980
NSN 5945-00-874-3474
NSN 4140-01-420-9101
NSN 5855-00-916-2236
NSN 5965-01-351-4615
NSN 6130-01-323-6025
NSN 5985-00-382-7242