No other part numbers with same form, fit, and function found.
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).
NSN 6135-01-176-2206
NSN 6110-01-571-4490
NSN 4140-01-142-1225
NSN 6150-01-124-2936
NSN 6320-00-456-2092
NSN 5999-01-477-1199
NSN 5965-00-680-9749
NSN 6650-01-112-6879
NSN 6150-00-935-5239
NSN 5990-00-968-7685
NSN 5945-01-444-9638
NSN 6105-00-927-1474