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 6240-01-602-8238
NSN 5920-01-625-3869
NSN 6135-00-016-0071
NSN 7035-00-870-0290
NSN 5910-01-018-2759
NSN 5965-00-840-8849
NSN 6610-00-081-2365
NSN 6650-01-561-6149
NSN 6610-01-381-3181
NSN 5905-01-567-7823
NSN 6150-01-628-3254
NSN 5960-01-150-3944