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 5965-00-518-0958
NSN 7035-00-054-3414
NSN 6135-01-438-0228
NSN 4140-00-337-6631
NSN 5950-01-510-4591
NSN 2925-00-288-1394
NSN 5965-01-202-1007
NSN 6220-01-640-6420
NSN 6240-01-032-5105
NSN 5945-01-359-1974
NSN 6650-00-629-8027
NSN 5920-01-283-1093