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 6645-01-294-5644
NSN 7035-01-442-7947
NSN 5855-01-122-9418
NSN 5930-00-072-9918
NSN 5855-01-634-0259
NSN 5985-01-397-6027
NSN 5990-00-594-7291
NSN 5985-00-572-1606
NSN 5965-01-074-3083
NSN 5920-00-682-0500
NSN 6220-00-035-6736
NSN 5835-01-140-9306