Tecnoseal 590.16324 Castoldi Small Engine Washer Anode Ø58 mm

Name: Tecnoseal 590.16324 Castoldi Small Engine Washer Anode Ø58 mm
SKU: Tecnoseal 02403/1

ID 1405799

$ 38.97

1-2 weeks delivery time

Type:

Zinc
Magnesium

Item:

120 g
480 g

The Tecnoseal 02403/1 series consists of small sacrificial washer anodes designed for Castoldi marine engines, corresponding to OEM part number 590.16324. The anode features a cylindrical body with a recessed central mounting hole, measuring 58 mm (2.28 in) in outer diameter and 35 mm (1.38 in) in height, with a 26 mm (1.02 in) counterbore diameter and a 10 mm (0.39 in) through-hole diameter. Three material versions are available: zinc (02403/1, 0.48 kg / 1.06 lbs), aluminium (02403-1AL, 0.19 kg / 0.42 lbs) and magnesium (02403/1MG, 0.12 kg / 0.26 lbs). All versions share the same dimensions and mounting configuration and provide sacrificial corrosion protection for compatible Castoldi engine components.

Description
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Tecnoseal 590.16324 Castoldi Small Engine Washer Anode Ø58 mm – Zinc, Aluminium or Magnesium

The Tecnoseal 02403/1 series consists of small sacrificial washer anodes designed for Castoldi marine engines. Corresponding to Castoldi OEM part number 590.16324, these replacement anodes help protect compatible metallic engine components against galvanic corrosion.

The anode features a cylindrical body with a recessed central mounting hole. It measures 58 mm (2.28 in) in outer diameter and 35 mm (1.38 in) in height. The mounting recess has a diameter of 26 mm (1.02 in), while the central through-hole measures 10 mm (0.39 in).

Three material versions are available: zinc (Tecnoseal 02403/1), aluminium (Tecnoseal 02403-1AL) and magnesium (Tecnoseal 02403/1MG). All three share identical dimensions and mounting specifications, with different weights depending on the selected sacrificial material.

Technical Specifications

Manufacturer	Tecnoseal
Product Type	Small Engine Washer Sacrificial Anode
Compatible Brand	Castoldi
OEM Reference	590.16324
Available Materials	Zinc, Aluminium, Magnesium
Outer Diameter (Ø)	58 mm (2.28 in)
Height (h)	35 mm (1.38 in)
Mounting Recess Diameter (Ø1)	26 mm (1.02 in)
Through-Hole Diameter (Ø2)	10 mm (0.39 in)
Design	Cylindrical washer with recessed central mounting hole

Available Versions and Product References

Tecnoseal Code	Material	Weight	EAN
02403/1	Zinc	0.48 kg (1.06 lbs)	8033837066484
02403-1AL	Aluminium	0.19 kg (0.42 lbs)	8059617813789
02403/1MG	Magnesium	0.12 kg (0.26 lbs)	8059617813796

Dimensions and Mounting

Outer Diameter (Ø): 58 mm (2.28 in)
Height (h): 35 mm (1.38 in)
Mounting Recess Diameter (Ø1): 26 mm (1.02 in)
Through-Hole Diameter (Ø2): 10 mm (0.39 in)
Construction: Cylindrical body with central recessed mounting hole

Tecnoseal 02403/1 – Zinc Washer Anode

The Tecnoseal 02403/1 is the zinc version of the Castoldi small engine washer anode. It measures 58 mm in outer diameter and 35 mm in height, with a 26 mm mounting recess and a 10 mm through-hole.

Material: Zinc
Weight: 0.48 kg (1.06 lbs)
OEM Reference: 590.16324
EAN: 8033837066484

Tecnoseal 02403-1AL – Aluminium Washer Anode

The Tecnoseal 02403-1AL is the aluminium version of the Castoldi small engine washer anode. It shares the same dimensions and mounting configuration as the zinc version and weighs 0.19 kg.

Material: Aluminium
Weight: 0.19 kg (0.42 lbs)
OEM Reference: 590.16324
EAN: 8059617813789

Tecnoseal 02403/1MG – Magnesium Washer Anode

The Tecnoseal 02403/1MG is the magnesium version of the Castoldi small engine washer anode. It features the same 58 mm outer diameter, 35 mm height and recessed central mounting hole as the other versions, with a weight of 0.12 kg.

Material: Magnesium
Weight: 0.12 kg (0.26 lbs)
OEM Reference: 590.16324
EAN: 8059617813796

OEM and Product Cross-References

Castoldi OEM: 590.16324
Tecnoseal Zinc: 02403/1
Tecnoseal Aluminium: 02403-1AL
Tecnoseal Magnesium: 02403/1MG

Key Features

Small sacrificial engine washer anode for Castoldi marine engines.
Cylindrical body with recessed central mounting hole.
58 mm outer diameter and 35 mm height.
26 mm mounting recess and 10 mm through-hole.
Available in zinc, aluminium and magnesium versions.
Corresponds to Castoldi OEM part number 590.16324.
Helps protect compatible metallic engine components against galvanic corrosion.

Compatibility: Designed as a replacement for Castoldi OEM part number 590.16324. Verify the existing anode dimensions, 26 mm mounting recess and 10 mm through-hole before ordering. Select the appropriate sacrificial material according to the manufacturer's recommendations and operating water conditions.