707-51-75640 RING,BUFFER (KIT) KOMATSU parts D155A, D155AX, D85EX, D85MS, D85PX, DRAWBAR,, FRONT, HD1500, PC100, PC100L, PC120, PC128US, PC130, PC138, PC138US, PC160, PC180, PW160, WA300, WA300L, WA320 RING...

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Part No

Appliion

Construction equipment
Hammer breaker
Excavator
Bulldozer
Hydraulic cutter
Wheel loader
Tunnel excavator

HBY buffer seal is composed of polyurethane main seal and polyformaldehyde retaining ring. It is an important part of the hydraulic cylinder sealing system.

TC Oil Seal
TC skeleton oil seal is a mechanical component used to seal oil. It isolates the parts of the transmission component that need to be lubried from the output components so that lubriion and leakage are not allowed.

O RING
Types of O-ring compounds
FKM ( )
BUNA-N (NBR)
Hydrogenated BUNA-N ( HNBR)
Chloroprene ( Neoprene ) EPDM
FFKM
Sllicone Fluosilicone Natural Aflas
More compounds
We offer standard O- RINGS(AS568),
Metric O-rings, JIS 0- rings, BS O-rings,
Spliced or Vulcanized O-rings,
O-rings by material, Custom Molded O-rings, 0-ring kits.
Our operational appliion temperature limits:
EPDM 70:-45 "Cto +130.
CFKM:-15 °C to +200.
CHNBR70: -30 °C to +150*
CNBR: -30°C to +100°
CVMQ70: -55 °C to +200°C

Material:NBR / FKM +Metal
Technical Data
Temperature range: -30℃ to +200℃
Speed: ≤25m/s
Medium:Lubriing Oil, Grease, Water

Advantage:
●The structure is simple and easy to manufacture.
●Lightweight and low consumables.
●The oil seal has a small axial dimension, is easy to machine, and makes the machine compact.
●The sealing machine has good performance and long service life.
●The oil seal has certain adaptability to the vibration of the machine and the eccentricity of the spindle.
●Easy to disassemble and easy to test.

FAQ
Q1: Are you trading company or manufacturer?
A1:We are trading company and we also have our own factory to produce seals.With more than 20 years of PU manufacturing experience.
Q2: When will you ship?
A: 7-15 days after receipt of payment, but can be negotiated according to order QTY and production schedule.
Q3: How can you help me save money?
A: Please contact us and we will help you choose the best mode of transport, depending on your needs.
Q4: Can I get a sample?
A: We are pleased to provide you with samples upon your request.
Q5: How to ensure quality?
A: All products must pass strict inspection before they go out of the factory.
Q6: Can I get a sample?
A: We are pleased to provide you with samples upon your request.

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!