Backing is film
An item specifically designed to absorb and dissipate incident radio frequency energy. It consists of a material, such as phenolic, varnished cardboard, cloth, or metal, the surface of which is coated or otherwise processed with a radio frequency absorbent element. See also dummy load, electrical.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5925-01-401-5314
NSN 5996-00-316-5115
NSN 5998-01-590-4542
NSN 6105-01-171-4722
NSN 6320-01-607-1491
NSN 5990-00-241-1301
NSN 6320-01-160-8578
NSN 6145-00-199-8066
NSN 6685-01-294-0559
NSN 5950-00-719-7470
NSN 6320-01-355-3998
NSN 6150-00-473-1520