Check the listing for details. EVINRUDE JOHNSON OMC 323599 PAIR OF (2) FLYWHEEL LOCK NUTS MARINE BOAT. Condition: New other (see details). Listed at 12.95 USD. I am selling a pair of (2) Evinrude Johnson OMC flywheel lock nuts, part number 323599. They are new but they are not in the original packaging. They will come as shown in the pictures. These locknuts measure roughly 1 1/4" OD x 3/4" ID and 1/2" high. For more information, please contact a dealer in your area. (SM / 82 D / 9075279) (7) / LH Shipping cost is for the continental United States (lower 48 states) only. For shipping outside of the continental United States please inquire about shipping cost before bidding.I am selling a pair of (2) Evinrude Johnson OMC flywheel lock nuts, part number 323599. They are new but they are not in the original packaging. They will come as shown in the pictures. These locknuts measure roughly 1 1/4" OD x 3/4" ID and 1/2" high. For more information, please contact a dealer in your area. (SM / 82 D / 9075279) (7) / LH Shipping cost is for the continental United States (lower 48 states) only. For shipping outside of the continental United States please inquire about shipping cost before bidding.