Genuine Part ZAX330-1 Hydraulic Cylinder Seal Kit HITACHI Excavator Seal Kits

Product Description

The Genuine Part ZAX330-1 Hydraulic Cylinder Seal Kit HITACHI Excavator Seal Kits is used to seal up the gap between different parts of the hydraulic cylinder. They can be used under high pressure and also can be used between the head and the connecting rod when the rod and cylinder seal are reciproing. We usually call them as BOOM / ARM / BUCKET cylinder seal kit.

Technical Specifications

· Application: Hitachi ZAX330-1 Excavator Hydraulic Cylinder Systems
· Seal Type: Complete Seal Set for Cylinder Overhaul
· Place of Origin: China (Manufactured to International Quality Standards)
· Temperature Range: -30°C to +120°C (-22°F to +248°F)
· Lead Time: 3-8 days after payment confirmation

Included Seal Elements

• Cylinder Rod U-Seal
• Cylinder Rod Buffer Ring
• Piston Seal
• Wear Ring
• Dust Ring
• O-Ring
• Backup Ring
• U-Seal Backup

Material Composition

· TPU (Thermoplastic Polyurethane): Superior abrasion resistance and durability
· NY (Nylon): High mechanical strength and stability
· NBR (Nitrile Rubber): Excellent oil and fuel resistance
· PTFE (Polytetrafluoroethylene): Outstanding chemical resistance and low friction
· FKM (Fluoroelastomer): Exceptional high-temperature performance

Key Features

·  High Efficiency: Optimized for minimal friction and energy loss
·  Heat Resistance: Reliable performance in high-temperature environments
·  Excellent Elasticity: Maintains sealing force under dynamic conditions
·  Superior Sealing Performance: Effective leakage prevention under high pressure
·  Oil Resistance: Compatible with various hydraulic fluids and oils
·  Multi-Material Design: Optimal material selection for each sealing function

Performance Benefits

· Restores hydraulic cylinder to original performance specifications
· Reduces fluid leakage and system contamination
· Extends equipment service life and reduces maintenance frequency
· Provides reliable operation in extreme temperature conditions
· Ensures compatibility with Hitachi ZAX330-1 excavator models

Packaging

· Inner packaging: Protective PP bag for moisture and contamination protection
· Outer packaging: Sturdy carton box for secure shipping and storage
· All components clearly organized and labeled for easy identification

Quality Assurance

Manufactured under strict quality control standards to ensure:

· Precise dimensional accuracy
· Consistent material properties
· Reliable performance in demanding applications
· Compliance with international quality standards

Applications

· Hitachi ZAX330-1 excavator hydraulic cylinder maintenance
· Construction equipment repair and overhaul
· Preventive maintenance programs
· Hydraulic system refurbishment projects

Related Excavator Number:

ZAX55ZAX60ZAX70 / 75USZAX110ZAX120ZAX200 / 210W / 210-3GZAX230 / 240ZAC240-3 / 250-3ZAX240-3GZAX250-3GZAX330-1 / 2ZAX350-6ZAX360-3GZAX330-3 / 350K-3 ZAX360LC-3

ZAX360-5G

ZAX330-5G / 350-5G ZAX270ZAX270-3ZAX470-3 / 470-5GZAX450-3ZAX450-6 / 450H / 400-1

ZAX450LCZAX1200-5D

Company Profile

Guangzhou Midao (Mido) Oil Seal is a leading supplier specializing in high-performance oil seals and sealing solutions. Renowned for their durability and reliability, Midao's products are widely used in various machinery, from construction equipment (e.g., excavators) to industrial applications. The company serves a global clientele, providing critical components to the machinery industry worldwide.

The history of exhibition

2001 Beijing BICIS

2004 Shanghai Bauma

2005 Beijing BICIS

2006 Shanghai Bauma

2007 Beijing BICIS

2009 Beijing BICIS

2011 Beijing BICIS

2013 Beijing BICIS

2024 Moscow CTT

2024 Shanghai Bauma

FAQ

Q1. Why should I choose your products? 

While operating our own manufacturing facility, we also distribute oil seals from renowned international brands. We are committed to providing one-stop solutions to meet all our customers' diverse needs. Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.

Q2. What series of products does your company have?

Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.

Q3. Any other good service your company can provide? 

Yes. Conduct regular follow-up visits, and there are dedicated staff available online 24 hours a day

In the era of digital office, our company is committed to providing customers with comprehensive and efficient service experiences. The "Online Specialist Response" is a key component of this commitment.