Cter hole 2.10 diameter by 0.40 deep
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 6110-01-214-2568
NSN 6150-01-586-4009
NSN 6220-01-099-8561
NSN 6610-01-426-5090
NSN 4140-01-258-0071
NSN 5895-00-227-1002
NSN 6110-01-173-2253
NSN 6610-01-415-5877
NSN 6650-00-717-4464
NSN 6110-01-156-4635
NSN 5975-01-142-6860
NSN 5999-01-106-4481