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 6240-00-456-2578
NSN 5895-00-564-6052
NSN 5905-01-351-3214
NSN 5930-00-804-8051
NSN 5895-01-332-2273
NSN 5925-01-462-1603
NSN 6105-01-034-7689
NSN 5895-01-484-0413
NSN 5935-01-081-9568
NSN 6650-00-925-1274
NSN 7035-01-433-3547
NSN 5935-00-377-0157