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 5905-01-192-7963
NSN 5999-01-152-2313
NSN 6130-01-141-7419
NSN 2925-01-338-7126
NSN 5965-01-053-6230
NSN 5999-00-172-8761
NSN 6620-00-869-9307
NSN 5998-00-470-3093
NSN 5855-01-433-2220
NSN 5855-01-254-6826
NSN 6145-01-220-9872
NSN 6150-01-463-3382