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 5985-01-459-5771
NSN 6110-01-521-8663
NSN 5996-01-336-1479
NSN 5975-01-457-9491
NSN 5950-01-394-7230
NSN 5965-00-113-9748
NSN 5930-01-125-5250
NSN 6150-01-460-9626
NSN 5960-00-243-8397
NSN 5905-00-664-4218
NSN 7035-00-335-7283
NSN 6610-01-278-9387