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 5999-00-342-6322
NSN 6645-01-180-6219
NSN 6130-01-174-3796
NSN 6145-01-577-6474
NSN 5998-00-946-5212
NSN 5920-00-779-9560
NSN 5915-01-014-6309
NSN 5996-00-081-3175
NSN 5965-01-127-3890
NSN 5935-01-082-1785
NSN 6610-01-433-2219
NSN 2925-00-163-9016