ZF 634303314 – O-Ring Ø80x90x10 mm (NBR) for ZF Marine Transmissions

ID 1232687

$ 7.17

1-2 weeks delivery time

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High-performance O-Ring Ø80 × 90 × 10 mm made of Nitrile Rubber (Buna-N) for ZF marine transmissions. Rated for –40 °C to +120 °C and up to 20 bar, it provides reliable sealing against oil, fuel, and saltwater. Ensures leak-free operation and protects gearbox components in ZF 63A, 63C, and similar systems.

Description
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ZF 634303314 – O-Ring Ø80x90x10 mm (NBR) for ZF Marine Transmissions

The ZF 634303314 O-Ring is a robust sealing component designed specifically for ZF marine transmissions. Manufactured from high-quality Nitrile Rubber (Buna-N), this O-ring provides superior resistance to oil, fuel, saltwater, and a wide range of marine chemicals. Its precise 80 × 90 × 10 mm dimensions ensure a secure fit for effective sealing under both static and dynamic pressure, helping to prevent leaks and protect critical transmission components.

Key Features:

Engineered for use in ZF marine transmissions (ZF 63A, ZF 63C, etc.)
Material: Nitrile Rubber (Buna-N) with excellent oil and fuel resistance
Temperature Range: –40 °C to +120 °C
Pressure rating: Up to 20 bar static, 10 bar dynamic
Resistant to saltwater, hydraulic oil, and marine lubricants
Durable and wear-resistant for extended service life
Low compression set and high elasticity ensure long-term sealing
Ideal for commercial and recreational marine applications

Specifications:

Part Number	ZF 634303314
Material	Nitrile Rubber (Buna-N)
Inner Diameter	80 mm
Outer Diameter	90 mm
Thickness	10 mm
Temperature Range	–40 °C to +120 °C
Static Pressure Resistance	Up to 20 bar
Dynamic Pressure Resistance	Up to 10 bar
Hardness	70 Shore A
Compression Set	Low
Density	1.23 g/cm³
Weight	0.05 kg
Compliance	ISO 9001 certified
Applications	ZF 63A, ZF 63C, and similar marine transmissions

Benefits:

Provides a secure, leak-free seal for critical transmission components
Improves reliability of ZF marine gearboxes by preventing fluid loss
Reduces wear and contamination risk, extending service intervals
Withstands marine conditions including saltwater exposure
Minimizes downtime and repair costs by ensuring consistent performance
Simple to install with precise dimensional accuracy
Long-lasting material reduces need for frequent replacements
Ideal for both commercial vessels and recreational boats