Tecnoseal 42121A2 Mercury Trim Tab Anode for 6–15 HP

ID 1404464

$ 16.78

1-2 weeks delivery time

Type:

Zinc
Magnesium

Item:

30 g
10 g

The Tecnoseal Mercury Trim Tab Anode is designed for Mercury 6–15 HP outboard motors and corresponds to OEM part number 42121A2. Available in zinc (00810) and magnesium (00810MG), this sacrificial anode helps protect compatible outboard motor components against galvanic corrosion. It features a rectangular mounting plate with a raised central section and measures 42 mm (1.65") in length, 29 mm (1.14") in width and 10 mm (0.39") in height, with mounting diameters of 7 mm (Ø) and 14 mm (Ø1). The zinc version weighs 0.03 kg (30 g / 0.07 lbs), while the magnesium version weighs 0.01 kg (10 g / 0.02 lbs). Both versions share identical catalogue dimensions. Additional Tecnoseal catalogue reference: 01107.

Description
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Tecnoseal 42121A2 Mercury Trim Tab Anode for 6–15 HP

The Tecnoseal 00810 Series consists of sacrificial trim tab anodes designed for Mercury outboard motors rated from 6 to 15 HP. These anodes help protect compatible submerged metal components against galvanic corrosion. According to the Tecnoseal catalogue, they correspond to Mercury OEM part number 42121A2 and are also listed under catalogue reference 01107.

The anode features a rectangular mounting plate with a raised central section and a mounting hole. It measures 42 mm (1.65") in length, 29 mm (1.14") in width and 10 mm (0.39") in height. The mounting dimensions are Ø = 7 mm (0.28") and Ø1 = 14 mm (0.55"). Two material versions are available: zinc (00810) and magnesium (00810MG). Both versions share identical catalogue dimensions but differ in weight.

Technical Specifications

Manufacturer	Tecnoseal
Product Type	Trim Tab Anode
Application	Mercury Outboard Motors
Engine Compatibility	6–15 HP
Mercury OEM Part Number	42121A2
Additional Catalogue Reference	01107
Available Materials	Zinc, Magnesium

Available Versions

Tecnoseal Part Number	Material	Weight
00810 (Osculati 43.433.01)	Zinc	0.03 kg (0.07 lbs)
00810MG	Magnesium	0.01 kg (0.02 lbs)

Dimensions and Mounting

Catalogue Dimension	Measurement
Length (l)	42 mm (1.65")
Width (a)	29 mm (1.14")
Height (h)	10 mm (0.39")
Mounting Diameter (Ø)	7 mm (0.28")
Mounting Diameter (Ø1)	14 mm (0.55")

Product Configurations

Tecnoseal 00810 – Zinc Mercury Trim Tab Anode

Material: Zinc
Weight: 0.03 kg (0.07 lbs)
Length: 42 mm
Width: 29 mm
Height: 10 mm
Diameter (Ø): 7 mm
Diameter (Ø1): 14 mm
OEM Reference: 42121A2

Tecnoseal 00810MG – Magnesium Mercury Trim Tab Anode

Material: Magnesium
Weight: 0.01 kg (0.02 lbs)
Length: 42 mm
Width: 29 mm
Height: 10 mm
Diameter (Ø): 7 mm
Diameter (Ø1): 14 mm
OEM Reference: 42121A2

OEM and Catalogue Cross-References

Mercury OEM Part Number: 42121A2
Additional Tecnoseal Catalogue Reference: 01107
Tecnoseal 00810: Zinc version
Tecnoseal 00810MG: Magnesium version

Key Features

Trim tab anode for Mercury 6–15 HP outboard motors.
Corresponds to Mercury OEM part number 42121A2.
Available in zinc and magnesium versions.
Rectangular plate with raised central mounting section.
Provides sacrificial corrosion protection for compatible outboard motor components.
Length: 42 mm.
Width: 29 mm.
Height: 10 mm.
Mounting dimensions: Ø = 7 mm, Ø1 = 14 mm.
Identical dimensions for both material versions.
Zinc version: Tecnoseal 00810, weight 30 g.
Magnesium version: Tecnoseal 00810MG, weight 10 g.