No other part numbers with same form, fit, and function found.
A metallic item for mounting upon a frame, manhole and completely closing the opening.
Classification: Cast articles nesoi of nonmalleable cast iron
NSN 6150-01-026-3268
NSN 6135-01-215-1245
NSN 6320-01-021-6633
NSN 6220-00-803-7041
NSN 5960-00-832-8449
NSN 6610-01-325-9800
NSN 5930-01-647-0258
NSN 5930-00-231-5538
NSN 6240-01-376-7963
NSN 6240-01-484-2698
NSN 5910-01-408-6305
NSN 6620-00-071-8778