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 5930-01-112-0157
NSN 6145-00-932-5698
NSN 6320-00-403-6003
NSN 2925-00-265-7539
NSN 5910-00-295-6194
NSN 6320-00-790-4844
NSN 6320-01-578-6006
NSN 5998-01-372-2859
NSN 5996-01-204-0675
NSN 5835-01-566-5462
NSN 7035-01-033-3007
NSN 6650-01-190-2304