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 5905-00-597-6081
NSN 2925-00-156-6615
NSN 7035-01-157-0028
NSN 5960-01-624-1170
NSN 5998-01-079-6785
NSN 5985-00-116-8450
NSN 2925-00-288-1394
NSN 5998-01-150-2113
NSN 5930-01-575-2919
NSN 5999-01-240-9337
NSN 5985-00-490-1596
NSN 5915-01-127-8805