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 5925-01-215-1386
NSN 5930-00-724-1680
NSN 4140-01-584-5913
NSN 6320-00-194-4252
NSN 5950-00-272-2557
NSN 5950-00-903-6189
NSN 4140-00-277-6285
NSN 5935-01-474-6087
NSN 5990-00-060-7009
NSN 6610-00-276-8919
NSN 5990-01-191-9624
NSN 6135-01-592-4139