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 7035-01-019-5729
NSN 5999-01-177-6380
NSN 5910-00-581-6610
NSN 5990-01-482-5950
NSN 5999-01-619-4368
NSN 5998-01-483-0526
NSN 5985-00-964-7692
NSN 6130-00-766-9448
NSN 5975-00-968-6124
NSN 6145-00-889-8551
NSN 5930-00-233-8932
NSN 5915-00-069-0402