No other part numbers with same form, fit, and function found.
A metallic item which mounts upon or in a manhole and will accommodate a cover, manhole.
NSN 5920-01-519-2399
NSN 6240-01-085-6576
NSN 6110-00-542-2202
NSN 6135-00-152-8729
NSN 5920-01-536-6445
NSN 4140-01-144-5179
NSN 6150-01-391-5348
NSN 5925-00-889-0932
NSN 5835-01-479-7908
NSN 6645-01-299-7806
NSN 5960-01-411-0999
NSN 6685-01-238-3077