Products

RITO CAP 4361638 ZX450 ZX230 ZX200 ZX70 ZX80 ZX240 4361638 Maintenance Spare Part Excavator Repair Kit Heavy Duty Component

Are fluid leaks around your cylinder head gland or sudden structural pressure drops on your crawler excavator sidelining your fleet on tight-deadline contracts? Running high-pressure hydraulic cylinders with cracked or compromised protective end caps allows outdoor mud and fine sand grit to penetrate deep into sensitive seal glands, cutting dynamic packings rapidly. Seal your cylinder chambers completely and protect your internal seals by installing the heavy-duty RITO 4361638 housing cap today.

  • Item NO.:

    4361638
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Industrial parts stockists and regional machinery service depots require robust structural closure hardware that handles continuous high-pressure pulsations without deformation. The rugged RITO 4361638 cylinder head end cap utilizes a tough forged alloy steel core machined to exact technical metrics to hold fluid paths secure. Add this critical maintenance spare part to your stock to provide your clients with a reliable fix for leaking lines and secure structural performance.

4361638 Cap

 
Product Specifications

Part Number  4361638
Part Name Cylinder Head End Cap Maintenance Spare Part Excavator Repair Kit Heavy Duty Component
Compatible Brand Hitachi
Applicable Models ZX450, ZX230, ZX200, ZX70, ZX80, ZX240 Excavators
Application Excavator hydraulic system
Material High Tensile Nodular Cast Iron and Hardened Alloy Steel
Product Color Industrial Gray
Working Temperature -20 to 120 degrees Celsius
Key Function Sealing the cylinder barrel opening to protect the internal gland seal packs and contain high hydraulic fluid pressure
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

High-Tensile Forged Steel Shell

Rugged body construction prevents thread shearing and resists deformation under maximum system pressure spikes.

Leak-Free

Precision Milled Internal Threading

Machined to micro-metric tolerances for an immediate leak-free screw-in seal against the cylinder barrel.

Direct Fitment

Deep Anti-Corrosion Surface Coating

Specialized chemical industrial skin resists severe rust, wet mud, and acidic outdoor environments.

Rigorous Testing

Global Supply Tiering

We offer Original, OEM, and high-performance Aftermarket options to provide flexible procurement strategies for diverse regional markets.
 
 

 

Excavator Hydraulic Part

FAQ

Q: What structural fluid leaks suggest that an excavator's cylinder head end cap has failed internally or sustained structural wear?
A: Visible fluid weeping pooling around the cylinder gland ring, stripped outer threads on the cylinder barrel connection, or external mud pushing deep into the housing pocket.
 
Q: What cleaning and assembly precautions prevent premature thread damage when overhauling a high-pressure cylinder with this new cap?
A: Workshop mechanics must thoroughly wash the mounting threads with solvent to clear out old gasket debris, check for sharp metal burrs, and grease the seals before reassembly.
 
Q: Is this 4361638 housing cap assembly built to a universal layout that fits multiple excavator sizes?
A: This model code features mounting configurations and thread dimensions custom-tailored to universally support the listed multi-fleet excavator lines, simplifying inventory tracking for rebuild shops.
 
Q: How does this structural cylinder end cap prevent material cracking during severe continuous rock breaking shifts?
A: The alloy casting undergoes a stress-relieving thermal treatment during production to preserve its structural shape, stopping metal fatigue or expansion even under the intense vibration of heavy hammer work.
 
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

9239583 Valve
RITO Excavator Hydraulic Pilot Control Valve ZX350 ZX330 ZX130LCN-3 for HITACHI

Optimize your Hitachi excavator's performance with this premium hydraulic joystick pilot control valve, precision-engineered for ZX350, ZX330, and ZX130LCN-3 models. It delivers smooth, accurate handling and rugged durability for demanding job sites.    

View More
9295140 Hydraulic Pump
RITO ZAXIS75US-3 ZAXIS85USB-3 Hydraulic Oil Pump 9295140 4663831 for Hitachi Excavator

This RITO 9295140 4663831 Hydraulic Pump is a core power component for Hitachi ZAXIS75US-3 and ZAXIS85USB-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to drive the arm, bucket, and travel systems. It ensures smooth operation, consistent flow output, and reliable performance under demanding construction and mining conditions.    

View More
9285566 Hydraulic Pump
RITO 9285566 9285685 9290597 9290598 ZAXIS120-3 Excavator Main Hydraulic Pump Assy

This RITO 9285566 9285685 9290597 9290598 Hydraulic Pump is a core component for Hitachi ZAXIS120-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.     

View More
 9262319 Hydraulic Pump
RITO High Quality High Pressure Pump ZAXIS200-3 Excavator Hydraulic Main Pump Assembly 9262319 9262320

This RITO 9262319 9262320 Hydraulic Pump is a core component for Hitachi ZAXIS200-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.     

View More
9257345 Hydraulic Pump
RITO Hydraulic Piston Pump 9257345 9257346 Excavator Main Pump for Hitachi ZAXIS270-3

This RITO 9257345 9257346 Hydraulic Pump is a core component for Hitachi ZAXIS270-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to drive the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.     

View More
9254122 Hydraulic Pump
RITO ZAXIS650LC-3 Hydraulic Pump 9254122 4635645 9254123 0005271 for Heavy Excavator

This RITO 9254122 4635645 9254123 0005271 Hydraulic Pump is a heavy-duty core component for Hitachi ZAXIS650LC-3 excavators, designed to convert mechanical energy into stable, high-pressure hydraulic output for demanding arm, bucket, and travel operations. It ensures smooth power transmission, precise flow regulation, and reliable performance in extreme mining and large-scale construction environments.     

View More
9197075 Hydraulic Pump
RITO ZAXIS600 Excavator Hydraulic Main Pump 9197075 0003954 Hydraulic System Parts

This RITO 9197075 0003954 Hydraulic Pump is a heavy-duty core component for Hitachi ZAXIS600 excavators, engineered to convert mechanical energy into stable, high-pressure hydraulic output for arm, bucket, and travel operations. It ensures smooth power transmission, precise flow control, and reliable performance in demanding mining and large-scale construction environments.     

View More
9195239 Hydraulic Pump
RITO High Performance Hydraulic Main Pump 9195239 9195237 for Hitachi ZAXIS270 ZX270LC ZX280 Excavator Spare Parts

This RITO 9195239 9195237 Hydraulic Pump is a core component for Hitachi ZAXIS270 excavators, designed to convert mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and medium to heavy-duty working environments.     

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