2-0.500 deep cbore holes 4.100 from edge
A foam which hardens and is used to surround an item; i.E., an internal fuel tank. It provides protection from hostile fire and holds the item in position.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5945-01-174-7419
NSN 6610-01-067-0228
NSN 5950-01-236-0587
NSN 5965-01-015-0744
NSN 5835-00-494-1701
NSN 6320-01-054-3046
NSN 6105-01-462-1657
NSN 6650-01-361-9336
NSN 5920-01-590-7170
NSN 6150-00-228-1587
NSN 5895-00-409-5660
NSN 4140-01-215-9860