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 5925-01-155-3721
NSN 5930-00-956-5110
NSN 6320-00-790-4844
NSN 5950-01-045-4360
NSN 5965-00-518-0958
NSN 6130-01-571-0572
NSN 5905-01-406-6007
NSN 6240-00-011-5273
NSN 5990-01-258-3848
NSN 6685-01-192-8759
NSN 6220-01-572-1066
NSN 4140-01-095-6169