Volvo Penta Folding Propeller M16 lock washer.Genuine M16 lock or tab washer for Volvo Penta folding bronze propellers on a shaft fitted with an M16 nut
The folding propeller blades on a shaft should be removed, stripped, greased and reassembled before each season to ensure its correct operation using a high-quality grease such as P/N 828250.
Check the shaft nut for tightness and remove periodically to grease the thread and re-tighten.
Volvo Penta Part Number: 873475