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 5835-00-168-1657
NSN 5905-01-251-7949
NSN 5985-00-841-9412
NSN 5935-01-290-4835
NSN 6240-01-133-5950
NSN 5945-01-256-2882
NSN 5965-00-822-3284
NSN 5930-00-384-0570
NSN 6645-00-624-5963
NSN 5960-01-450-4693
NSN 2925-01-408-2088
NSN 6645-00-283-6794