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 6145-00-242-0569
NSN 5998-01-072-9109
NSN 5910-01-300-8716
NSN 6620-01-333-0406
NSN 5975-00-499-0791
NSN 5895-00-621-0543
NSN 4140-01-278-2105
NSN 5960-01-628-2760
NSN 5920-00-300-1843
NSN 6105-01-613-7377
NSN 6620-01-294-1044
NSN 5998-00-927-6431