Description
MARTYR Zinc Propnut 3.75"I.D.X 4.625"Od – CMPN04Z is a zinc sacrificial marine anode for prop hub anodes. It is intended to corrode sacrificially so the protected underwater metal component is preserved.
Water application: Salt Water. Use the published fitment measurements below to compare against the anode being replaced. Confirm fitment with the full MARTYR manufacturer part number CMPN04Z; the store SKU may omit or alter MARTYR’s leading CM prefix.
Features
- Designed for corrosion protection at the propeller, propeller nut, hub, or related rotating assembly.
- Confirm ID/OD, height, thread, and propeller/shaft application before installation.
- Designed to protect the specified propeller, propeller nut, hub, or thruster assembly from galvanic corrosion.
- Designed for propeller shafts partially insulated from the vessel’s electrical system.
- Zinc alloy application: Salt Water.
Specifications
- Brand: MARTYR Anodes
- Manufacturer Part Number: CMPN04Z
- Store SKU: CMT-PN04Z
- Anode Type: Prop Hub Anodes
- Material: Zinc
- Recommended Water Type: Salt Water
- Alloy / Standard: MIL-DTL-18001L
- Nominal Weight: 3.4 kg (7.496 lb)
- Inside Diameter: 95 mm (3.74 in)
- Outside Diameter: 117 mm (4.606 in)
- Height: 114 mm (4.488 in)
- Application / Fitment: Zinc Propnut 3.75"I.D.X 4.625"Od
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