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.
NSN 6320-01-519-8767
NSN 6685-01-474-3838
NSN 5835-01-362-0305
NSN 6145-01-612-9893
NSN 5975-01-436-1001
NSN 6320-01-332-7020
NSN 5905-01-417-2849
NSN 5945-01-382-9224
NSN 6320-01-134-5255
NSN 6620-00-763-2168
NSN 5925-01-495-1071
NSN 5998-00-596-9568