O.S. Prop Washer 40-61Tower Stock# OSMG8024 • Manufacturer Stock# 23209003
O.S. Max FS-40, FS-48, 61SFN and 61RFN Engines.
This washer installs on the crankshaft to hold the propeller flat
against the drive hub.
Replaces damaged or missing propeller washers.
One O.S. Max Propeller Washer for the O.S. FS-40, FS-48 and the O.S.
Inserting onto the crankshaft and securing with propeller nut