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 6145-00-278-0697
NSN 7035-01-040-3561
NSN 7035-00-150-2379
NSN 5925-00-816-6658
NSN 6135-00-276-7625
NSN 5996-01-598-6274
NSN 7035-01-254-3606
NSN 6610-00-488-9528
NSN 5915-01-083-6301
NSN 5895-01-015-8982
NSN 5999-01-275-4359
NSN 6135-01-357-0621