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 6105-00-684-6807
NSN 5915-00-717-2315
NSN 6130-01-225-4622
NSN 6645-01-475-8283
NSN 6620-01-622-9976
NSN 6150-01-411-4592
NSN 6130-00-916-8934
NSN 5920-01-385-4413
NSN 6645-00-274-5670
NSN 5915-01-547-2865
NSN 4140-00-999-8100
NSN 7035-01-127-9019