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 5998-01-644-7873
NSN 6610-01-510-2302
NSN 2925-01-446-6976
NSN 6610-00-377-7956
NSN 6105-01-557-4372
NSN 6135-00-825-6692
NSN 6110-00-231-0776
NSN 5950-01-453-3316
NSN 5945-00-542-9596
NSN 6110-01-024-9428
NSN 5965-01-302-2719
NSN 5895-01-629-7538