No other part numbers with same form, fit, and function found.
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.
NSN 6240-01-212-3529
NSN 7035-00-529-3128
NSN 6135-01-390-7364
NSN 6685-01-296-1848
NSN 5960-00-597-2680
NSN 5960-01-302-7583
NSN 5905-00-517-5481
NSN 5905-00-954-5790
NSN 5945-01-350-3649
NSN 5835-01-631-3940
NSN 6220-01-579-3138
NSN 5985-01-651-3907