Products

RITO Ring Seal O-Ring 6P7985 RING SEAL for Caterpillar CAT Excavator

Excavator hydraulic cylinders often suffer from pressure drops and fluid leaks, causing unplanned downtime and costly repairs.

  • Item NO.:

    6P7985
  • Order(MOQ):

    1
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

By installing RITO 6P7985, operators gain a robust, long-lasting seal that resists extreme pressures and temperature swings, ensuring smooth hydraulic function and reducing maintenance interruptions.

6P7985 Seal Ring

 
Product Specifications

Part Number  6P7985
Part Name Seal Ring
Compatible Brand Caterpillar
Applicable Models CAT 320, 325, 330, 336
Application Excavator
Material Advanced synthetic rubber
Product Color Jet Black
Working Temperature -45°C to 155°C
Key Function Hydraulic sealing for excavator cylinders
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Reliable Pressure Containment

Maintains hydraulic pressure to prevent leaks.

Leak-Free

Durable Construction

Withstands wear, heat, and repeated use.

Direct Fitment

Efficient Maintenance

Reduces frequency of seal replacements.

Rigorous Testing

Smooth Installation

Designed for easy fitting without risk of damage.

 

Excavator Hydraulic Part

FAQ


Q: How do I know the O-ring is sealing properly?
A: Inspect the cylinder for fluid seepage; the RITO 6P7985 keeps hydraulic fluid fully contained.
 
QAre there tips for fitting?
A: Clean grooves thoroughly, apply light lubricant, and insert the ring carefully to avoid twisting.
 
QCan it handle heavy-duty hydraulic operations?
A: Yes, it maintains shape and sealing integrity under extreme pressure cycles.
 
Q: Will it work in very hot or cold conditions? 
A: Yes, its material tolerates -45°C to 155°C without losing elasticity.
 
Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

 

Q:Why Choose RITO?
A:Listed Factory
   Stable&Reliable Quality
   OEM Factory for Chinese Top Excavator Brands
   Supplier to Fortune 500 Companies

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Related Products

320CLZBYG Stick cylinder
RITO Excavator Stick Cylinder 320CLZBYG ZX120 ZX200 ZX210 EX200-1 Hydraulic Boom Cylinder Arm Cylinder for Construction Machinery

RITO Excavator Stick Cylinder is built for ZX120, ZX200, ZX210, EX200-1, and 320CLZBYG. For distributors and agents: high interchangeability reduces inventory complexity. Mining customers benefit from reinforced sealing and shock resistance, lowering downtime and maintenance costs.    

View More
527-0741 527-0742 Hydraulic Main Pump
RITO Hydraulic Pump Coupling Hub 527-0741 527-0742 for Caterpillar CAT 336GC 336D 15 Teeth Flange Coupling Group

This RITO 527-0741 527-0742 Hydraulic Pump Coupling Hub is a key transmission component for Caterpillar CAT 336GC and 336D excavators, designed to connect the engine and hydraulic pump with stable torque transfer. Featuring a 15-tooth flange structure, it ensures precise alignment, smooth power delivery, and reliable operation in demanding construction environments.

View More
124-1607 Hydraulic Oil Cooler
RITO Hydraulic Oil Cooler 124-1607-OT CAT 320C 320D 325D 330D Excavator Oil Cooler Core Radiator Assembly for Caterpillar

This RITO 124-1607-OT Hydraulic Oil Cooler is a key cooling component for Caterpillar CAT 320C, 320D, 325D, and 330D excavators, designed to effectively dissipate heat from hydraulic oil and maintain optimal system temperature. It ensures stable oil viscosity, protects internal components, and supports reliable operation in demanding construction environments.

View More
234-4440
RITO Excavator Swivel Joint 234-4440 CAT 336D 325D 330D Travel Motor Lines Hydraulic Rotary Union for Caterpillar

This RITO 234-4440 Swivel Joint (Rotary Union) is a critical hydraulic component for Caterpillar CAT 336D, 325D, and 330D excavators, designed to transfer hydraulic oil between the upper structure and undercarriage during continuous rotation. It ensures stable oil flow to travel motors, maintaining smooth operation and reliable performance in construction environments.

View More
585-9230 Solenoid Valve
RITO Original Solenoid Valve 585-9230 Excavator Hydraulic Solenoid Valve Proportional Valve for CAT

Hydraulic lag and erratic pressure in CAT excavators often signal a failing proportional valve, causing costly site delays. The 585-9230 eliminates these inefficiencies. Precision-engineered for mining and heavy construction, it prevents system overheating and jerky boom movements.

View More
585-9230 Solenoid Valve
RITO Original Solenoid Valve 585-9230 Excavator Hydraulic Solenoid Valve Proportional Valve for CAT

Hydraulic lag and erratic pressure in CAT excavators often signal a failing proportional valve, causing costly site delays. The 585-9230 eliminates these inefficiencies. Precision-engineered for mining and heavy construction, it prevents system overheating and jerky boom movements.

View More
179-6916 Spring
RITO Excavator spring Coil Spring 179-6916 spring for CAT

The RITO Excavator Coil Spring 179-6916-Y is designed for heavy-duty applications in CAT excavators, offering reliable and long-lasting performance in demanding work environments. This high-quality spring ensures consistent and efficient load-bearing capability, reducing wear and tear on critical excavator components. The 179-6916-Y is essential for maintaining optimal machine performance in industries such as construction and mining. By minimizing downtime and maintenance costs, this coil spring enhances productivity and contributes to the long-term durability of your fleet. Designed for seamless compatibility with various CAT excavator models, it provides an ideal replacement solution for wholesale distributors and agents.

View More
291-0061 Fan Piston Pump
RITO Hydraulic Axial Piston Pump 291-0061 Hydraulic Fan Piston Pump for Excavator Main Pump Assembly

Unstable fan speeds and hydraulic overheating often stem from inefficient pump pressure. In grueling mining sites, a failing fan pump leads to engine derating and massive downtime. The 291-0061 solves these thermal inconsistencies, preventing the costly "cascading failures" that plague heavy excavator fleets.

View More
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Leave A Message

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Home

Products

whatsApp

contact