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 5925-01-452-4493
NSN 4140-01-196-6308
NSN 4140-01-275-2729
NSN 7035-01-519-3253
NSN 5910-00-081-2215
NSN 5960-01-067-9531
NSN 5998-01-143-8243
NSN 5835-00-170-5238
NSN 5985-01-447-9134
NSN 5945-00-932-5219
NSN 5855-01-301-0158
NSN 6150-01-589-6523