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 5920-01-360-5681
NSN 6645-00-915-1817
NSN 5855-01-357-7907
NSN 5965-01-431-9723
NSN 5945-01-205-1420
NSN 5915-01-107-3167
NSN 5960-01-325-2241
NSN 5915-01-362-5189
NSN 5965-00-739-2063
NSN 2925-01-190-9352
NSN 5915-01-289-5687
NSN 6150-00-816-3467