704-28-02710 705-40-80760​​ FOR KOMATSU O-Ring :

704-28-02710 O RING PART NO.OF KOMATSU

1. The O-ring is an annular seal having an O-shaped cross section, the size of which is determined by the inner diameter ID and the wire diameter CS.
2. O-ring size calculation: outer diameter = inner diameter + 2 x wire diameter (OD = ID + 2x CS).
3. The purpose of using O-ring seals is to prevent leakage and loss of liquids or gases.
4. O-rings are the most commonly used type of seal because of their simplicity, convenience, and small installation space. As long as the groove design and material selection are correct, and the operating conditions are within the temperature range of the rubber material, the seal can have a long-term sealing effect in the static or dynamic seal.

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FAQ

Q1: Why choose you?
A: Why not ?Whether you give me the part number, machine model or picture, I can provide you with complete pictures and quotation.
Q2: To which places have you exported?
A: Around the world. Our team has been committed to this goal.
Q3: What’s your payment terms?
A: We usually accept all kinds of payment terms .Such as T/T,L/C, etc.
Q4: Can I mix different power in one container?
A: Yes ,Different models can be mixed up in one container,even one order.

Q5: Are you trading company or manufacturer?
A:We are trading company and we also have our own factory to produce seals.With more than 20 years of PU manufacturing experience.

Q6: Do you have a minimum order requirement?

A: Small trial order is acceptable.

Q7:What is your main products ?

A:We are specialized in the excavator spare parts, such as control valve ,hydraulic pump, center rotary , travel motor, swing motor, cylider, hydraulic break seal kit and other repair kits. If you need other excavator parts, we also can supply as your requirements.

Guangzhou OUB Machinery Equipment Co.,Ltd since its inception in 2004, has been engaged in hydraulic seals business of excavators, loaders, bulldozers,breaking hammers and other seals have in-depth study. Through more than 15 years of efforts, OUB has accumulated a large number of domestic, imported excavators and broken hammer seal data, and for new products and new models of seals data constantly updated, finishing and perfect. After more than 10 years of practical inspection, product quality is stable and reliable, has accumulated rich experience and good reputation, with long-term cooperation at home and abroad friends and customers, "take care of the equipment,improve the efficiency and honesty" concept won the customers at home and abroad highly recognized and widely praised.
In the future, we will continue to maintain a rigorous scientific attitude, to maintain a professional, precise style of work, and strive to become the best supplier of Chinese seal repair kits, look forward to your cooperation!