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 5945-01-083-3533
NSN 6645-01-099-1511
NSN 5960-01-201-5804
NSN 6645-01-519-2220
NSN 5855-01-376-0363
NSN 5998-01-348-2396
NSN 5965-00-147-3070
NSN 5835-01-360-2657
NSN 5835-01-521-4979
NSN 6110-00-538-8452
NSN 5925-01-599-9966
NSN 5990-01-386-3040