High Pressure 707-99-85350 PC2000-8 Arm BH Hydraulic Cylinder Seal Kit

High Pressure 707-99-85350 PC2000-8 Arm BH Hydraulic Cylinder Seal Kit

1. Product Description

The  707-99-85350 PC2000-8 Arm BH Hydraulic Cylinder Seal Kit is a precision-engineered sealing solution designed for Komatsu PC2000-8 excavator boom cylinders. Manufactured with premium materials and advanced technology, this kit ensures exceptional performance under high-temperature, high-speed, and high-pressure conditions. Ideal for heavy-duty mining and construction applications, it delivers reliable leak-proof operation and extended service life.

Key Features

· Premium Material Composition:
  Constructed from TPU (Thermoplastic Polyurethane), NBR (Nitrile Rubber), FKM (Fluoroelastomer), and PTFE (Polytetrafluoroethylene) for superior wear resistance, elasticity, and chemical stability.
· High-Temperature & High-Speed Compatibility:
  Engineered to perform reliably in extreme temperatures and high-speed environments, maintaining sealing integrity under demanding conditions.
· Petroleum Resistance:
  Excellently resistant to petroleum-based hydraulic oils, fuels, and lubricants, preventing degradation and ensuring long-term durability.
· Precision Engineering:
  Designed to meet OEM specifications (Part Number:707-99-77620) for perfect compatibility with Komatsu PC2000-8 boom cylinders.
· Comprehensive Seal Components:
  Includes all necessary elements for a complete cylinder repair:

  · Rod Seal
  · Buffer Ring
  · Piston Seal
  · Wear Ring
  · Dust Ring
  · O-Ring
  · Backup Ring
  · Rod Seal Backup

Technical Specifications

Parameter Description
Product Name 707-99-85350 PC2000-8 Arm BH Hydraulic Cylinder Seal Kit
Compatible Model Komatsu PC2000-8 Excavator Boom Cylinder
Part Number  707-99-85350
Seal Type Hydraulic Cylinder Seal Kit
Seal Elements Rod Seal, Buffer Ring, Piston Seal, Wear Ring, Dust Ring, O-Ring, Backup Ring, Rod Seal Backup
Materials TPU, NBR, FKM, PTFE
Temperature Range High-Temperature Resistant (Adaptable to extreme operating conditions)
Speed Compatibility High-Speed Mechanical Seal
Fluid Resistance Petroleum-Based Hydraulic Oils and Fuels
Origin Manufactured in China (International Quality Standards)

Applications

· Komatsu Excavators: Boom cylinder maintenance and repair.
· Mining & Construction Machinery: Heavy-duty equipment operating under harsh conditions.
· Hydraulic System Overhaul: Prevents leaks and restores cylinder efficiency.

Benefits

· Leak-Free Performance: Ensures zero fluid leakage under high-pressure and high-temperature conditions.
· Extended Service Life: Resists abrasion, compression set, and chemical erosion.
· Easy Installation: Pre-packaged with all components required for a efficient cylinder rebuild.
· Cost-Effective Solution: Reduces downtime and maintenance costs by restoring OEM-level performance.

Packaging & Delivery

· Packaging: Customizable to customer needs (e.g., individual PP bags + sturdy carton boxes).
· Lead Time: 3-10 days after order confirmation (varies based on quantity and customization).

Why Choose This Seal Kit?

This seal kit combines precision engineering with premium materials to deliver unmatched performance for Komatsu PC2000-8 excavators. Whether facing high temperatures, high speeds, or aggressive fluids, it provides a reliable sealing solution backed by rigorous quality standards.

2. 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

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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.