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 6130-01-316-7871
NSN 5996-01-200-4128
NSN 5950-01-445-3634
NSN 6145-01-424-1351
NSN 2925-01-021-3150
NSN 5905-00-196-1401
NSN 5965-01-100-5283
NSN 5950-01-485-7795
NSN 5996-00-760-7012
NSN 5945-00-466-3748
NSN 5996-00-231-9322
NSN 6685-01-646-5497