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 5950-01-178-5175
NSN 5945-01-317-3193
NSN 6220-00-505-1599
NSN 5998-00-528-9032
NSN 6105-01-099-4813
NSN 6240-01-045-9269
NSN 6130-01-360-2098
NSN 5999-01-250-1666
NSN 5895-01-210-0159
NSN 6645-01-114-8044
NSN 5930-01-317-4996
NSN 6645-01-043-5236