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 6135-00-505-0679
NSN 5855-01-364-1005
NSN 5915-01-053-6529
NSN 6620-00-001-1398
NSN 6130-01-010-3254
NSN 6610-01-443-4055
NSN 6110-01-054-9059
NSN 6220-00-498-8098
NSN 5835-00-233-6327
NSN 5835-01-347-6362
NSN 6645-01-077-9350
NSN 5855-00-337-3679