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 5996-01-371-6804
NSN 5930-01-248-6082
NSN 5975-01-500-9266
NSN 6220-01-487-3904
NSN 5935-01-411-5982
NSN 5925-00-042-7805
NSN 4140-01-539-3401
NSN 5990-01-316-0989
NSN 5910-01-311-5819
NSN 6145-00-150-5049
NSN 5960-01-472-9115
NSN 6645-00-467-6094