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

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Product Detail
Brand :
WYS
Condition :
100% Brand New
Model Number :
JS205 (550-41747）
Packaging Details :
Exquisite white packaging box, carton box outside
Material :
PU / NBR / PTFE / Piston Seal Composite
INCLUDE :
rod seals，Piston seals，Dust seals，Wear rings，Backup rings，O-rings set
Contact Supplier
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit
Boom Cylinder Seal Kit Js205 (550-41747） WYS Genuine Quality Hydraulic Seal Kit

Guangzhou Yangkai Machinery Parts Co., Ltd.

Verified Supplier
4 Years
guangzhou
Since 2008
Business Type :
Manufacturer, Distributor/Wholesaler
Main Products :
Excavator Cylinder Seal Kits, Excavator Seal Kit, Breaker Seal Kit
Total Annual :
5000000-8000000
Employee Number :
50~60
Certification Level :
Verified Supplier
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