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 5930-01-238-2217
NSN 5835-00-190-3401
NSN 4140-01-431-9821
NSN 5910-01-018-1704
NSN 5985-01-211-6549
NSN 5950-01-248-8458
NSN 5996-01-592-6898
NSN 5930-01-021-2776
NSN 2925-01-055-9705
NSN 5960-01-599-9821
NSN 6650-01-610-3013
NSN 5999-01-340-6972