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 5935-01-391-4980
NSN 5965-01-602-8072
NSN 5990-01-341-5735
NSN 5910-00-526-0694
NSN 5835-00-677-9659
NSN 5920-01-332-4943
NSN 6150-00-252-0806
NSN 5985-01-157-9426
NSN 6110-01-614-8525
NSN 5895-01-172-6120
NSN 5905-01-142-2116
NSN 5920-01-435-6052