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 6610-01-526-0555
NSN 5930-01-476-3527
NSN 6135-00-643-4843
NSN 6220-00-185-3131
NSN 5999-01-502-1050
NSN 5905-00-756-0438
NSN 5998-00-308-4297
NSN 2925-01-484-8556
NSN 5998-01-076-4729
NSN 6645-00-559-3623
NSN 5915-00-239-0716
NSN 6320-01-506-9439