Bravo III Propeller Nut with Magnesium Anode
Fresh Water Use Only
Inside View of Bravo III Propeller Nut with Magnesium Anode
Recommended as supplemental corrosion
protection for all Bravo III outdrives
manufactured prior to 2003.   Uses D-size
replacement propeller anodes.  Magnesium
is the most active metal on the Galvanic
scale and intended FOR USE IN FRESH
WATER ONLY.

Prop nut fasteners: Nylon thread ring within
prop nut; Vibra-tite threadlocker patch on
anode mounting screw.
Anode
Size
Zinc Outside
Diameter
Shaft
Size
Threads
Per Inch
Weight
Installation
Wrench
________________________________________________________________________
D
2-3/8"
1-1/4"
7/8-14 NF RH
1.2 lbs
1-7/16"
Installation Instructions:
  1. Remove existing propeller nut.
  2. Install the anode’s propeller nut with a 1-7/16" Deep Socket.
  3. Tighten propeller nut to 60 foot-pounds of torque.
  4. Fasten the anode with the bolt supplied.
  5. Tighten so that the base of the anode has firm contact with the propeller’s hub.
Bravo III Propeller Nut with Magnesium Anode
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