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 6220-01-545-6847
NSN 6645-01-611-0968
NSN 5990-01-493-4039
NSN 5910-00-274-6491
NSN 6620-01-200-8176
NSN 5999-01-068-3639
NSN 5985-01-151-3224
NSN 6110-00-629-2464
NSN 5975-00-153-0050
NSN 6105-01-026-2293
NSN 6110-00-851-6746
NSN 6135-01-041-3829