A rigid item designed to frame a structural opening for reinforcement purposes and/or to accommodate covers, access (as modified) and doors, access (as modified).
Classification: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)
NSN 5855-00-310-2740
NSN 6220-01-543-1409
NSN 5975-00-813-1594
NSN 5855-00-256-5562
NSN 6320-01-554-0901
NSN 5945-01-066-0710
NSN 5960-01-367-6153
NSN 5895-01-170-5532
NSN 5855-01-149-4110
NSN 6110-01-360-9671
NSN 5855-01-421-6483
NSN 6150-01-110-6588