For example, supplier did measure the characteristics of the product to verify that product requirements have been met and one of the engineering specification BAC5435 section 8.3.6 requirement of check the proper position of the bearing outer ring with respect to the housing was missed to measure in the boeing part number 112T7057-1, WO NO A16436(1), 112T7057-2, WO NO A16180(1). 112T7057-3, WO NO A16447(1).