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 6645-01-116-3423
NSN 5965-00-226-0209
NSN 5895-01-233-0683
NSN 6145-01-474-5459
NSN 5985-01-341-9752
NSN 6620-00-349-4703
NSN 6145-00-946-6950
NSN 6130-00-273-1111
NSN 6240-01-401-5340
NSN 6130-01-558-2852
NSN 5960-01-258-6434
NSN 5910-01-606-9737