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 5998-01-027-2690
NSN 6220-01-660-5118
NSN 5935-00-065-0195
NSN 4140-00-274-9196
NSN 5895-01-179-2836
NSN 6645-01-605-1485
NSN 5910-00-137-5914
NSN 5975-01-418-4003
NSN 6610-01-651-8659
NSN 6130-01-068-4475
NSN 5920-01-368-6129
NSN 4140-00-758-7686