Disassemble the nut with the preset Device and inspect the flareless sleeve for the correct Chunk in to the tube. (Confer with example drawings for correct and incorrect preset sleeves.) Login to view price cut. Exclusive Give: Acquire additional aerospace standards and aerospace materials requirements and help you save! AeroPaks http://valves-and-fittings40515.blogoscience.com/133350/sae-flareless-fitting-things-to-know-before-you-buy