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 7035-01-315-9754
NSN 5945-00-257-2073
NSN 5855-01-472-3963
NSN 6650-00-005-8572
NSN 6150-01-195-2063
NSN 5985-00-683-2188
NSN 5915-01-585-8879
NSN 6150-00-278-7070
NSN 5975-00-816-3681
NSN 6105-01-200-8011
NSN 6320-00-036-3688
NSN 5895-00-625-5424