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Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
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Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
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  • name
  • name
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Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit

MOQ: 1 set
Price: 20$-25$
Standard Packaging: Exquisite white packaging box, carton box outside
Delivery Period: 5-8 work dys
Payment Method: L/C,D/A,D/P,T/T
Supply Capacity: 1000SET per month
Detail Information
Product Description
Ratings & Reviews
Detail Information
Place of Origin
Made in Korea
Brand Name
WYS
Certification
ISO9001
Model Number
JS205 (550-41747）
Model:
JS205
Part Number:
(550-41747）
INCLUDE:
Rod Seals，Piston Seals，Dust Seals，Wear Rings，Backup Rings，O-rings Set
Part Name:
BOOM CYLINDER SEAL KIT
Brand:
WYS
Material:
PU / NBR / PTFE / Piston Seal Composite
Attribute Details Brand WYS (Wonyoung Seal Corp.) Product Name Boom Cylinder Seal Kit Part Number JS:
Excavator Boom Hydraulic Cylinder
Condition:
100% Brand New
Packing:
Exquisite White Packaging Box
Country Of Origin:
Korea
Product Description
Boom Cylinder Seal Kit Js205 (550-41747) WYS Genuine Quality Hydraulic Seal Kit
Product Overview

The WYS Boom Cylinder Seal Kit JS205 (Part No. 550-41747) is a high-performance hydraulic sealing solution designed for excavator boom cylinders. Manufactured by Wonyoung Seal Corp. (WYS), this kit ensures excellent durability, superior sealing performance, and extended service life under heavy-duty working conditions.

Engineered with premium materials, it is ideal for rebuilding hydraulic cylinders in construction machinery, providing reliable resistance against pressure, wear, oil leakage, and extreme temperatures.

Product Specifications
Attribute Details
Brand WYS (Wonyoung Seal Corp.)
Product Name Boom Cylinder Seal Kit
Part Number JS205 (550-41747)
Material PU / NBR / PTFE / Piston Seal Composite
Application Excavator Boom Hydraulic Cylinder
Condition 100% Brand New
Country of Origin Korea
Packaging Individual Seal Kit (1 Set)
Compatible Models

This kit is compatible with or suitable for multiple excavator models in similar hydraulic configurations:

JS Series Other Compatible Excavator Series
  • JS160
  • JS200
  • JS205
  • JS220
  • JS240
  • JCB Excavator Series (various boom cylinder types)
  • Hyundai R Series (R200 / R210 / R220 equivalents)
  • Komatsu PC Series (custom fit variants)
  • Doosan DX Series (matching seal configurations)
  • Cater equivalent hydraulic cylinders
Note: Compatibility may vary depending on cylinder size and OEM specifications. Please confirm part number before ordering.
Key Features
  • Genuine WYS (Wonyoung Seal Corp.) Quality Parts
  • Designed for heavy-duty excavator boom cylinders
  • High wear resistance & long service life
  • Excellent oil & pressure sealing performance
  • Heat-resistant and anti-deformation materials
  • Precision-engineered for perfect fit and easy installation
  • ISO-certified manufacturing quality
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit 0
Applications

This seal kit is widely used in hydraulic systems for:

  • Excavators (Boom Cylinder Repair)
  • Construction Machinery
  • Earthmoving Equipment
  • Mining Machinery
  • Industrial Hydraulic System
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit 1
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: 

PC200-5 Excavator Cylinder Bucket Seal Kit,  

SKF Cylinder Bucket Seal Kit,  

SKF Seal Kit

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Products
PRODUCTS DETAILS
Products

Excavator Cylinder Seal Kits

Excavator Seal Kit

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 Parts
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
  • name
  • name
  • name
  • name
  • name
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
MOQ: 1 set
Price: 20$-25$
Standard Packaging: Exquisite white packaging box, carton box outside
Delivery Period: 5-8 work dys
Payment Method: L/C,D/A,D/P,T/T
Supply Capacity: 1000SET per month
Detail Information
Product Description
Detail Information
Place of Origin
Made in Korea
Brand Name
WYS
Certification
ISO9001
Model Number
JS205 (550-41747）
Model:
JS205
Part Number:
(550-41747）
INCLUDE:
Rod Seals，Piston Seals，Dust Seals，Wear Rings，Backup Rings，O-rings Set
Part Name:
BOOM CYLINDER SEAL KIT
Brand:
WYS
Material:
PU / NBR / PTFE / Piston Seal Composite
Attribute Details Brand WYS (Wonyoung Seal Corp.) Product Name Boom Cylinder Seal Kit Part Number JS:
Excavator Boom Hydraulic Cylinder
Condition:
100% Brand New
Packing:
Exquisite White Packaging Box
Country Of Origin:
Korea
Minimum Order Quantity:
1 set
Price:
20$-25$
Packaging Details:
Exquisite white packaging box, carton box outside
Delivery Time:
5-8 work dys
Payment Terms:
L/C,D/A,D/P,T/T
Supply Ability:
1000SET per month
Product Description
Boom Cylinder Seal Kit Js205 (550-41747) WYS Genuine Quality Hydraulic Seal Kit
Product Overview

The WYS Boom Cylinder Seal Kit JS205 (Part No. 550-41747) is a high-performance hydraulic sealing solution designed for excavator boom cylinders. Manufactured by Wonyoung Seal Corp. (WYS), this kit ensures excellent durability, superior sealing performance, and extended service life under heavy-duty working conditions.

Engineered with premium materials, it is ideal for rebuilding hydraulic cylinders in construction machinery, providing reliable resistance against pressure, wear, oil leakage, and extreme temperatures.

Product Specifications
Attribute Details
Brand WYS (Wonyoung Seal Corp.)
Product Name Boom Cylinder Seal Kit
Part Number JS205 (550-41747)
Material PU / NBR / PTFE / Piston Seal Composite
Application Excavator Boom Hydraulic Cylinder
Condition 100% Brand New
Country of Origin Korea
Packaging Individual Seal Kit (1 Set)
Compatible Models

This kit is compatible with or suitable for multiple excavator models in similar hydraulic configurations:

JS Series Other Compatible Excavator Series
  • JS160
  • JS200
  • JS205
  • JS220
  • JS240
  • JCB Excavator Series (various boom cylinder types)
  • Hyundai R Series (R200 / R210 / R220 equivalents)
  • Komatsu PC Series (custom fit variants)
  • Doosan DX Series (matching seal configurations)
  • Cater equivalent hydraulic cylinders
Note: Compatibility may vary depending on cylinder size and OEM specifications. Please confirm part number before ordering.
Key Features
  • Genuine WYS (Wonyoung Seal Corp.) Quality Parts
  • Designed for heavy-duty excavator boom cylinders
  • High wear resistance & long service life
  • Excellent oil & pressure sealing performance
  • Heat-resistant and anti-deformation materials
  • Precision-engineered for perfect fit and easy installation
  • ISO-certified manufacturing quality
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit 0
Applications

This seal kit is widely used in hydraulic systems for:

  • Excavators (Boom Cylinder Repair)
  • Construction Machinery
  • Earthmoving Equipment
  • Mining Machinery
  • Industrial Hydraulic System
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit 1
Tags: 

PC200-5 Excavator Cylinder Bucket Seal Kit,

SKF Cylinder Bucket Seal Kit,

SKF Seal Kit

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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