Martyr Propeller Nut Sacrificial Anode Assembly

Martyr Propeller Nut Sacrificial Anode Assembly. Includes insert and hardware.

Features:

• Guaranteed to provide exceptional corrosion protection
• Manufacture to the latest US military alloy specifications
• Proven to deliver exceptional efficiency and performance
• Chemically tested to ensure consistency
• Designed to offer easy do-it-yourself installation

Specifications:

• Material: Magnesium
  • Fastener Size: 1/4 - 20 x 1/2
  • Height: 2.12" (53.8 mm)
  • Outer Diameter: 1.65" (42 mm)
  • Shaft Diameter: 0.87" (22.1 mm)
  • Thread Pitch: 5/8" - 11 UNC
  • Weight: 0.39 lbs
• Material: Zinc
  • Fastener Size: 5/16 - 18 x 1
  • Height: 3.5" (89 mm)
  • Outer Diameter: 2.5" (63.5 mm)
  • Shaft Diameter: 1.37" (35 mm)
  • Thread Pitch: 1" - 8 UNC
  • Weight: 2.5 lbs

Anode Selection Guide