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 5895-01-298-5205
NSN 5975-01-081-6836
NSN 6645-00-799-4175
NSN 5998-00-410-6388
NSN 5920-01-492-5788
NSN 5835-01-150-6084
NSN 5835-00-482-0924
NSN 5999-01-373-8241
NSN 6105-01-151-6181
NSN 6220-01-016-4190
NSN 6145-01-077-4886
NSN 5975-01-361-8080