ZF 206798 – Torsion Spring for ZF Marine Transmissions

ID 1232536

1-2 weeks delivery time

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ZF 206798 – Torsion Spring is a compact, corrosion-resistant spring (Ø55 mm outer, Ø30 mm inner, 120 mm length) with 4 mm wire, designed for ZF marine gearboxes. It delivers 12 N·m spring rate, 600 MPa tensile strength, and endures up to 800 N·m torque under –40 °C to +150 °C, ensuring reliable rotational energy storage and fatigue resistance in harsh marine environments.

Description
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ZF 206798 – Torsion Spring for ZF Marine Transmissions

The ZF 206798 Torsion Spring is a high-performance component engineered for demanding marine and industrial applications. Constructed from corrosion-resistant high-grade steel, this spring provides efficient rotational energy absorption and long-term durability. With a compact design and high fatigue resistance, it is ideal for integration into ZF marine transmissions and gear assemblies, ensuring smooth mechanical operation under heavy loads and extreme environmental conditions.

Key Features:

Precision-engineered torsion spring for rotational energy control
High-grade corrosion-resistant steel ensures long-term durability
Spring rate of 12 N·m with excellent fatigue resistance
Resilient to deformation under high mechanical stress
Compact, open-coil design for space-efficient installation
Optimized for ZF marine gearboxes and rotating systems
Wide temperature range: –40 °C to +150 °C
Low maintenance requirements in saltwater environments

Specifications:

Part Number	ZF 206798
Material	High-grade corrosion-resistant steel
Outer Diameter	55 mm
Inner Diameter	30 mm
Wire Diameter	4 mm
Length	120 mm
Spring Rate	12 N·m
Maximum Load	800 N·m
Tensile Strength	600 MPa
Weight	0.35 kg
Operating Temperature	–40 °C to +150 °C
Coil Type	Open coil
Surface Finish	Polished to reduce friction and wear
Fatigue Resistance	High, suitable for repeated load cycles
Compliance	ISO 9001 certified, OEM compatible
Installation	Drop-in fit, no special tools required

Benefits:

Ensures smooth and reliable operation of marine gear systems
Minimizes wear and vibration by maintaining alignment under torsion
Resistant to corrosion, fatigue, and high loads in marine conditions
Improves energy efficiency through optimal spring dynamics
Ideal for new builds or replacement in ZF marine transmissions
Low maintenance, designed for long service life
Suitable for both commercial and recreational marine applications