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 5965-01-531-2257
NSN 6130-00-542-6693
NSN 5975-01-461-3542
NSN 2925-01-101-4655
NSN 6610-01-306-8530
NSN 6130-01-283-7914
NSN 6320-00-456-0836
NSN 6610-01-022-8669
NSN 5835-01-522-9881
NSN 6130-01-325-2167
NSN 4140-01-399-4352
NSN 6130-01-108-7326