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 5905-00-216-8671
NSN 5999-00-538-7278
NSN 5895-01-488-6947
NSN 5990-01-242-9653
NSN 6685-00-406-8171
NSN 5930-00-599-5527
NSN 5930-01-362-0778
NSN 5990-00-853-9926
NSN 6685-01-400-2374
NSN 6220-00-691-2409
NSN 6150-00-938-1543
NSN 6620-00-992-5876