GUANGZHOU XIEBANG MACHINERY CO., LTD
| Payment Terms | T/T, PayPal, Western Union |
| Supply Ability | 5000 sets per month |
| Delivery Time | 1–3 business days after payment |
| Packaging Details | The goods are packed in standard export packaging to ensure safe delivery. |
| Minimum Order | 1 set |
| Stock Status | Available |
| Shipping Methods | DHL, FedEx, UPS, air freight, sea freight |
| Warranty | 6 months |
| Custom Kits | Available upon request |
| Category | Hydraulic Cylinder Seal Kit |
| Brand Fitment | Hyundai |
| Recommended For | Preventive maintenance, hydraulic system repair |
| Brand Name | YNF |
| Model Number | 31Y1-31150 |
| Certification | CE |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, PayPal, Western Union | Supply Ability | 5000 sets per month |
| Delivery Time | 1–3 business days after payment | Packaging Details | The goods are packed in standard export packaging to ensure safe delivery. |
| Minimum Order | 1 set | Stock Status | Available |
| Shipping Methods | DHL, FedEx, UPS, air freight, sea freight | Warranty | 6 months |
| Custom Kits | Available upon request | Category | Hydraulic Cylinder Seal Kit |
| Brand Fitment | Hyundai | Recommended For | Preventive maintenance, hydraulic system repair |
| Brand Name | YNF | Model Number | 31Y1-31150 |
| Certification | CE | Place of Origin | CHINA |
| High Light | 31Y1-31150 Arm Seal Kit ，Hyundai R145-9 Arm Seal Kit ，Excavator Mid-Arm Repair Seals | ||
This arm seal kit, part number YNF16739, is precisely manufactured for Hyundai R145-9 excavators. It corresponds to the OEM number 31Y1-31150 and is specifically designed for the arm hydraulic cylinder, also known as the mid-boom cylinder. This kit provides all the critical sealing components necessary for a complete cylinder rebuild, ensuring optimal performance and extended equipment life.
Engineered to meet or exceed OEM performance standards, this seal kit delivers exceptional resistance to high pressure, fluid abrasion, and temperature variations. It helps restore hydraulic system integrity and minimizes costly downtime due to fluid leakage or seal failure.
Machine Compatibility
Model: Hyundai R145-9
Application: Arm (mid-boom) hydraulic cylinder
OEM Reference: 31Y1-31150
Kit Components
The YNF16739 arm seal kit includes:
Rod seal
Piston seal
Dust seal/wiper
Buffer seal
Wear ring
O-rings and backup rings
Each component is made from high-performance materials such as PU (polyurethane), NBR (nitrile rubber), and PTFE (Teflon), ensuring excellent oil resistance, temperature stability, and durability.
Advantages
Precise OEM Fit: Direct replacement for 31Y1-31150, requires no modification.
Extended Seal Life: Built to operate in harsh environments and under high stress.
Leak-Proof Design: Seals hydraulic oil effectively, prevents system pressure loss.
Easy Maintenance: Simplifies the repair process, reduces machine downtime.
All-In-One Kit: Includes every necessary component for a full cylinder rebuild.
Applications
This kit is ideal for maintenance shops, heavy equipment operators, and field repair services performing cylinder overhauls on Hyundai R145-9 excavators.
| Specification | Details |
|---|---|
| Part Number | YNF16739 |
| OEM Number | 31Y1-31150 |
| Compatible Model | Hyundai R145-9 |
| Cylinder Position | Arm (Mid-Boom) |
| Material Composition | PU, NBR, PTFE |
| Pressure Resistance | Up to 350 bar |
| Temperature Range | -30°C to +110°C |
| Packaging | Individual sealed bag + outer carton |
| Installation | Direct fit, no modification required |
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
1993
Total Annual:
1,500,000-1,800,000
Employee Number:
80~120
Ecer Certification：
Verified Supplier
Your Trusted Excavator Parts Supplier – Manufacturer & One-Stop Sourcing Solution Looking for a reliable supplier of excavator parts? Whether you need OEM services or a complete range of parts, we provide the best solutions for your business. As both a manufacturer and trading company, ... Your Trusted Excavator Parts Supplier – Manufacturer & One-Stop Sourcing Solution Looking for a reliable supplier of excavator parts? Whether you need OEM services or a complete range of parts, we provide the best solutions for your business. As both a manufacturer and trading company, ...
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