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 6240-01-176-4359
NSN 6220-01-264-0861
NSN 6685-00-567-8128
NSN 6645-01-211-6502
NSN 2925-01-545-2717
NSN 5910-00-740-3006
NSN 6610-01-406-4985
NSN 6650-00-872-0942
NSN 5835-01-090-0784
NSN 5935-00-106-2436
NSN 6150-00-175-3083
NSN 5925-00-625-7817