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 6645-00-155-2398
NSN 6320-01-129-9656
NSN 6610-01-224-7247
NSN 6105-01-415-0828
NSN 5835-01-034-2040
NSN 5910-01-596-6960
NSN 6130-00-905-5618
NSN 6135-01-540-2403
NSN 2925-00-546-3129
NSN 5920-01-612-4253
NSN 5985-00-946-7734
NSN 5999-00-495-3025