We are based in Jiangsu, China, start from 2013,sell to Africa(40.00%),South America(35.00%),Eastern Europe(15.00%),Domestic Market(10.00%). There are total about 11-50 people in our office.

how can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment;

what can you buy from us?

Tractors,Harvester,Tractor Parts,Implement,Implement Parts.

why should you buy from us not from other suppliers?

Shunyu focus on Agricultural tractors and Combine Harvesters,Harvesters spare parts. YTO, KUBOTA,FOTON LOVOL tractors and spare parts. KUBOTA, YANMAR, WORLD, LOVOL combine harvesters and parts.

what services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU,Express Delivery； Accepted Payment Currency:USD,CNY; Accepted Payment Type: T/T,L/C,PayPal,Western Union; Language Spoken:English,Chinese

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Home » Spare Parts & Accessories » Rice Combine Harvester Parts » Spare Parts For Fm World » World Harvester Parts HST Pump O Ring

World Harvester Parts HST Pump O Ring

O-Ring 69 × 2.65 is a commonly used sealing component in the 45cc HST (static hydraulic transmission) pump and motor assembly of the World harvester. It is mainly used for sealing the joint between the hydraulic oil circuit and the housing, preventing high-pressure oil leakage and ensuring stable system pressure.

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Product Advantage

Sealed hydraulic chamber:

Ensure that the HST main circuit does not experience power loss due to leakage.

Maintain system pressure:

Keep the charging and main oil circuits at normal working pressure and efficiency.

Prevent air intrusion:

Avoid cavitation caused by suction.

Improving overall lifespan:

Good sealing can reduce wear on internal parts of the pump body

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Technical Parameters

ITEMS	DESCRIPTION
Name	O ring
Code	69*2.65
Weight	0.02 1 piece/set
Size(mm)	2.65*Φ69

Product Uses

This O-ring is typically used for:

HST pump casing joint surface

End cap sealing surface

Seal position of Charge Pump

Static sealing of relevant oil circuit chambers

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Product Operate Guide

Common Fault Symptoms (When It Failures)

HST system oil leakage and seepage

Weak walking ability and slow response

Low system pressure

High oil temperature

These are mostly caused by aging, hardening, or deformation of O-rings

Replacement Tips

Avoid scratching the sealing groove with metal tools during disassembly and assembly

The sealing surface must be cleaned to avoid impurities from entering

Suggest using O-rings of the same size, material, and quality

Lubricate before installation to avoid twisting and deformation

Exhaust after refueling the system again

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Product Video

O ring hst pump parts harvester spare parts

FAQ

Q who are we?

A We are based in Jiangsu, China, start from 2013,sell to Africa(40.00%),South America(35.00%),Eastern Europe(15.00%),Domestic Market(10.00%). There are total about 11-50 people in our office.
Q how can we guarantee quality?

A
Always a pre-production sample before mass production;

Always final Inspection before shipment;
Q what can you buy from us?

A Tractors,Harvester,Tractor Parts,Implement,Implement Parts.
Q why should you buy from us not from other suppliers?

A Shunyu focus on Agricultural tractors and Combine Harvesters,Harvesters spare parts. YTO, KUBOTA,FOTON LOVOL tractors and spare parts. KUBOTA, YANMAR, WORLD, LOVOL combine harvesters and parts.
Q what services can we provide?

A
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU,Express Delivery；

Accepted Payment Currency:USD,CNY;

Accepted Payment Type: T/T,L/C,PayPal,Western Union;

Language Spoken:English,Chinese