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 6135-01-122-4448
NSN 6610-01-548-7604
NSN 6240-01-187-0105
NSN 6110-00-086-2990
NSN 6220-00-528-7752
NSN 5999-01-640-7283
NSN 6135-01-326-2536
NSN 6150-01-546-5496
NSN 6645-01-023-8020
NSN 6610-01-531-9505
NSN 5960-01-424-1781
NSN 5945-01-525-7779