Glass having both surfaces ground to form parallel planes or parallel planes formed by flowing molten glass onto molten or semimolten metal. It may have an imbedded wire mesh and may be evenly processed (etched, sandblasted, and the like) (no discernible pattern), fire finished (glossy smooth), polished, or rough ground on one or both surfaces or any combination thereof.
NSN 5930-01-243-5178
NSN 2925-00-215-4954
NSN 5835-01-645-2892
NSN 6240-01-234-1594
NSN 5915-01-334-1216
NSN 6650-01-019-0854
NSN 6105-01-579-3695
NSN 6620-01-168-8450
NSN 5975-00-871-3582
NSN 7035-01-463-9855
NSN 5999-01-226-5855
NSN 6105-01-443-2403