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 6610-00-140-1719
NSN 6220-01-541-4064
NSN 5905-01-187-1888
NSN 5915-01-199-6898
NSN 6650-01-629-0096
NSN 5990-00-912-2193
NSN 2925-01-434-6945
NSN 4140-00-995-1028
NSN 5915-01-467-3412
NSN 6320-01-072-2073
NSN 6145-00-493-4073
NSN 5905-00-018-1607