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 5930-01-578-5505
NSN 5930-01-557-9333
NSN 6130-00-151-5001
NSN 6135-00-182-7008
NSN 6320-00-521-9350
NSN 5996-01-514-9292
NSN 5910-01-644-1562
NSN 6645-01-413-3506
NSN 5930-00-762-8093
NSN 5930-01-057-2903
NSN 6150-00-078-7064
NSN 6685-00-228-1507