No other part numbers with same form, fit, and function found.
A metallic item for mounting upon a frame, manhole and completely closing the opening.
Classification: Cast articles nesoi of nonmalleable cast iron
NSN 5855-00-472-2055
NSN 6110-00-688-7688
NSN 5965-01-411-1856
NSN 2925-01-118-6125
NSN 6620-00-322-2832
NSN 6620-01-147-0441
NSN 6145-01-524-3687
NSN 5985-00-922-7715
NSN 6610-01-014-3964
NSN 6130-01-568-4603
NSN 5996-01-559-6724
NSN 5998-01-191-4438