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 2925-00-654-3206
NSN 5930-01-212-5142
NSN 6240-01-465-4495
NSN 5930-01-449-2403
NSN 5975-01-358-7916
NSN 5925-00-345-7746
NSN 6150-01-382-9691
NSN 5920-00-369-0923
NSN 5910-01-649-3398
NSN 6110-01-043-6218
NSN 5965-01-444-1322
NSN 6645-00-809-9833