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 6135-01-177-3552
NSN 5895-01-548-9656
NSN 6105-01-004-5446
NSN 5910-01-127-8695
NSN 6240-00-110-9414
NSN 5855-01-409-1792
NSN 5990-01-485-0260
NSN 5935-00-989-4391
NSN 6130-00-081-2186
NSN 2925-01-624-2965
NSN 6685-01-521-4284
NSN 7035-01-567-6895