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 6240-01-416-2804
NSN 5915-01-198-0083
NSN 5920-01-125-6469
NSN 5996-01-426-7975
NSN 5920-01-641-1551
NSN 6110-00-269-2696
NSN 6240-00-849-3978
NSN 5895-01-570-9741
NSN 5925-01-321-8068
NSN 4140-00-279-3148
NSN 5965-01-168-8180
NSN 5920-00-391-6252