A prefabricated item of various sizes and shapes designed to be joined with other sections of frame work. this will form the basic structure of a frame for a seat, vehicular.
NSN 4140-01-311-2542
NSN 5905-01-421-2691
NSN 5960-01-578-5537
NSN 5945-01-026-0506
NSN 5910-01-460-5832
NSN 6150-01-419-9871
NSN 6610-00-376-7689
NSN 5910-00-902-1186
NSN 4140-01-398-0199
NSN 5945-01-403-2800
NSN 4140-00-720-4993
NSN 6145-00-995-3191