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 5855-01-486-5046
NSN 5945-00-597-5722
NSN 5915-01-463-2465
NSN 5999-00-125-6829
NSN 2925-01-415-0264
NSN 5925-00-309-2404
NSN 6610-00-066-4106
NSN 6150-01-604-5119
NSN 5965-01-595-9498
NSN 5930-01-265-2983
NSN 2925-00-660-8131
NSN 5965-01-367-9357