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 6685-00-398-0341
NSN 5930-01-009-0547
NSN 5975-00-497-1568
NSN 5990-01-378-7349
NSN 5915-00-244-1702
NSN 5915-00-727-2601
NSN 7035-00-546-2560
NSN 5895-00-753-5349
NSN 5996-01-418-0677
NSN 5925-01-106-2086
NSN 5996-00-147-9323
NSN 4140-00-300-2556