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 6220-01-036-9026
NSN 5915-01-178-0238
NSN 6610-00-477-7931
NSN 5975-01-290-0121
NSN 6610-00-256-8006
NSN 5920-01-502-5838
NSN 5835-00-918-3720
NSN 5965-01-502-2078
NSN 6610-01-364-0294
NSN 5925-00-153-4518
NSN 5895-01-041-4177
NSN 5960-00-784-4348