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Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals
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Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals
  • name
  • name
  • name
  • name

Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals

MOQ: 3 sets
Price: 22$-27$
Standard Packaging: PP bag inside, carton box outside
Delivery Period: 7-10 work days
Payment Method: L/C,T/T，PayPal,Alipay
Supply Capacity: 200 sets
Detail Information
Product Description
Ratings & Reviews
Detail Information
Place of Origin
Korea
Brand Name
WYS
Certification
ISO9001
Model Number
R305LC-7
Durability:
High Resistance To Wear And Tear
Factory Price:
Wholesale
Performance:
Control Valve Seal
Packing:
As Picture Shown
Advantage:
Long Working Life
Sealtype:
O-ring
Part No:
31N9-10110
Weight:
Approximately 0.6 Kg
Working Temperature:
-30°C To 120°C
Type Of Shipping:
Depends On Customers
Size:
Standard Or Customize
Quantity:
1 EA Contains 9 Packets
Material:
NBR. FKM,PTFE, SPCC
Highlight:

Hyundai excavator control valve seal kit

,

R305LC-7 excavator seal kit

,

31N9-10110 valve seal kit

Product Description
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110
High-quality replacement seal kit for Hyundai R305LC-7 excavator control valves, designed to restore optimal hydraulic performance.
Product Specifications
Part Name Control Valve Seal Kit Advantage Save more than 90% of costs
Product Number 31N9-10110 Pressure Typically over 300 bar
Model R305LC-7 Delivery Time 7-10 Days
Brand Support HYUNDAI MOQ 3 sets
Manufacturer Korea Brand WYS ®
Material NBR, FKM, PTFE, SPCC Payment L/C, T/T, PayPal, Alipay
Quantity 1 EA contains 9 packets Shipping Depends on customers
Cost-Effective Solution
Compared to replacing the entire expensive control valve assembly (tens of thousands of yuan), repairing with high-quality sealing kits (typically costing several hundred to several thousand yuan) can save more than 90% of the cost, making it a highly economical repair solution.
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 0
Product Features & Advantages
Precise Size & Quantity Matching
During maintenance, there's no need to individually check dozens of seals of different specifications. Solve the problem in one go, improving efficiency and accuracy.
Imported Hydrogenated Nitrile Rubber
Withstands high pressure (over 300 bar) and oil temperature changes (-30℃ to 120℃). Long service life, stable performance, and leak prevention.
Strict Tolerance Control
Restores valve body to original design performance, ensuring smooth operation and ample power.
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 1
Troubleshooting Common Problems
Specifically designed to address common issues in control valves of this machine model, such as seal aging, hardening, and wear. Effectively resolves:
  • Slow and weak operation
  • Worse operation after warm-up
  • Automatic boom drop and bucket inability to retract
  • Oil leakage from valve body exterior or mating surfaces
  • Slight machine movement even when control lever is neutral (caused by internal leakage)
Related Recommendations
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 2
The Indonesia Energy & Engineering Series Exhibition in September 2025 (Southeast Asian market)
The Bauma China Shanghai exhibition in November 2024 (global industry event)
The CTT exhibition in Russia in May 2024 and 2023 (targeting Eastern European and CIS markets)
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 3 Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 4
Shipping & Payment
Logistics Methods: Sea freight, air freight, express delivery, DHL, EMS, FedEx, UPS
Payment Methods: L/C, T/T, PayPal, Alipay
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 5
Frequently Asked Questions
Are you the authorized distributor of WYS seals in China?
Yes, we are the officially authorized distributor of WYS seals in China.
What is the difference between WYS seals and other brands?
Exceptional durability, with a failure rate more than 60% lower than ordinary brands.
How to get samples from you?
We support sample service. Please contact customer service for details.
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

W
w*m
Canada Jan 5.2026
trustpilot.com
Helpful (3)
"When I told them I got a lower quote elsewhere, they gave me a transparent full price that matched the product's value. The motor is currently running very well."
Review Image
Review Image
A
a*d
Bangladesh Jan 1.2026
trustpilot.com
Helpful (1)
Extremely satisfied with this purchase! The sealing ring fits perfectly and works smoothly. Packaging was quick and secure. I will definitely buy again.
Review Image
Tags: 

EC55B SK350 Hydraulic Control Valve Seal Kits,  

EC55B SK350 Control Valve Seal Kits,  

EC55B SK350 Hydraulic Cylinder Rebuild Kits

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products
PRODUCTS DETAILS
Products

Excavator Cylinder Seal Kits

Breaker Seal Kit

Center Joint Seal Kit

Control Valve Seal Kit

Hydraulic Pump Seal Kit

Swing Motor Seal Kit

Travel Motor Seal Kit

Gear Pump Seal Kit

Hydraulic Oil Seal
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals
  • name
  • name
  • name
  • name
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals
MOQ: 3 sets
Price: 22$-27$
Standard Packaging: PP bag inside, carton box outside
Delivery Period: 7-10 work days
Payment Method: L/C,T/T，PayPal,Alipay
Supply Capacity: 200 sets
Detail Information
Product Description
Detail Information
Place of Origin
Korea
Brand Name
WYS
Certification
ISO9001
Model Number
R305LC-7
Durability:
High Resistance To Wear And Tear
Factory Price:
Wholesale
Performance:
Control Valve Seal
Packing:
As Picture Shown
Advantage:
Long Working Life
Sealtype:
O-ring
Part No:
31N9-10110
Weight:
Approximately 0.6 Kg
Working Temperature:
-30°C To 120°C
Type Of Shipping:
Depends On Customers
Size:
Standard Or Customize
Quantity:
1 EA Contains 9 Packets
Material:
NBR. FKM,PTFE, SPCC
Minimum Order Quantity:
3 sets
Price:
22$-27$
Packaging Details:
PP bag inside, carton box outside
Delivery Time:
7-10 work days
Payment Terms:
L/C,T/T，PayPal,Alipay
Supply Ability:
200 sets
Highlight

Hyundai excavator control valve seal kit

,

R305LC-7 excavator seal kit

,

31N9-10110 valve seal kit

Product Description
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110
High-quality replacement seal kit for Hyundai R305LC-7 excavator control valves, designed to restore optimal hydraulic performance.
Product Specifications
Part Name Control Valve Seal Kit Advantage Save more than 90% of costs
Product Number 31N9-10110 Pressure Typically over 300 bar
Model R305LC-7 Delivery Time 7-10 Days
Brand Support HYUNDAI MOQ 3 sets
Manufacturer Korea Brand WYS ®
Material NBR, FKM, PTFE, SPCC Payment L/C, T/T, PayPal, Alipay
Quantity 1 EA contains 9 packets Shipping Depends on customers
Cost-Effective Solution
Compared to replacing the entire expensive control valve assembly (tens of thousands of yuan), repairing with high-quality sealing kits (typically costing several hundred to several thousand yuan) can save more than 90% of the cost, making it a highly economical repair solution.
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 0
Product Features & Advantages
Precise Size & Quantity Matching
During maintenance, there's no need to individually check dozens of seals of different specifications. Solve the problem in one go, improving efficiency and accuracy.
Imported Hydrogenated Nitrile Rubber
Withstands high pressure (over 300 bar) and oil temperature changes (-30℃ to 120℃). Long service life, stable performance, and leak prevention.
Strict Tolerance Control
Restores valve body to original design performance, ensuring smooth operation and ample power.
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 1
Troubleshooting Common Problems
Specifically designed to address common issues in control valves of this machine model, such as seal aging, hardening, and wear. Effectively resolves:
  • Slow and weak operation
  • Worse operation after warm-up
  • Automatic boom drop and bucket inability to retract
  • Oil leakage from valve body exterior or mating surfaces
  • Slight machine movement even when control lever is neutral (caused by internal leakage)
Related Recommendations
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 2
The Indonesia Energy & Engineering Series Exhibition in September 2025 (Southeast Asian market)
The Bauma China Shanghai exhibition in November 2024 (global industry event)
The CTT exhibition in Russia in May 2024 and 2023 (targeting Eastern European and CIS markets)
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 3 Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 4
Shipping & Payment
Logistics Methods: Sea freight, air freight, express delivery, DHL, EMS, FedEx, UPS
Payment Methods: L/C, T/T, PayPal, Alipay
Excavator R305LC-7 RED Control Valve Seal Kit 31N9-10110 Hyundai Machinery seals 5
Frequently Asked Questions
Are you the authorized distributor of WYS seals in China?
Yes, we are the officially authorized distributor of WYS seals in China.
What is the difference between WYS seals and other brands?
Exceptional durability, with a failure rate more than 60% lower than ordinary brands.
How to get samples from you?
We support sample service. Please contact customer service for details.
Tags: 

EC55B SK350 Hydraulic Control Valve Seal Kits,

EC55B SK350 Control Valve Seal Kits,

EC55B SK350 Hydraulic Cylinder Rebuild Kits

Guangzhou Yangkai Machinery Parts Co., Ltd.
3rd Floor, Building B, Goldfish Street, No. 1196, Zhongshan Avenue, Tianhe District, Guangzhou
Tel: +86 18680283811
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