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 6685-01-277-1519
NSN 5985-01-651-2004
NSN 5910-00-644-7300
NSN 6240-00-635-9953
NSN 5920-01-144-5608
NSN 6650-01-157-1667
NSN 5915-01-514-7136
NSN 5855-00-150-1820
NSN 5895-01-485-6954
NSN 5998-00-652-4172
NSN 6110-00-111-4055
NSN 5960-01-327-0334