Shop by Brand Yamaha OutboardNut Back Nut 6E5-45384-00 Viewer:1165 OEM No.: 6E5-45384-00 For YAMAHA outboard 55 HP You May Also Be Interested In Nut, Self-Locking 90185-10051-00 Nut, Hexagon 90170-16M01-00 Diaphragm 3C8-04005-0/3C8040050M Seal 66M-45128-00-00