A flat rigid item provided with holes or similar means for attaching to a container for the purpose of holding an observation window in place.
Classification: Other articles of glass, nesoi
NSN 2925-00-215-4954
NSN 6645-00-171-9639
NSN 5999-01-368-8688
NSN 5895-00-004-7536
NSN 5905-00-900-1473
NSN 6220-01-105-3184
NSN 6620-00-182-7638
NSN 5915-00-543-1133
NSN 6150-01-545-5926
NSN 5990-00-153-0055
NSN 5915-00-278-5561
NSN 5920-01-058-3066