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Guangzhou Yangkai Machinery Parts Co., Ltd.

  • China,Guangzhou
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China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for
China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for

  1. China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for
  2. China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for
  3. China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for
  4. China Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for

Premium SKF PTB Series Hydraulic Oil Seal PTB-60x70x6.6 PTB 35x45x6 for

  1. MOQ: 10 pcs
  2. Price: $2.8-$7.5
  3. Get Latest Price
Payment Terms L/C,D/A,D/P,T/T
Supply Ability 1000pcs
Delivery Time 5-8 work days
Packaging Details Box Packaging or Neutral Packing as required.
Condition 100%New
Other Itme Excavator Hydraulic Seals
Applicable Main Fluid General oil hydraulic oil
Size Standard Size , Customized
Hby Type Dark blue skf brand
Temperature 30~+120
Application Hydraulic cylinders, pumps, and motors
Pressure Range 0-35MPa
Package PE+Carton
Compatible Equipment Type Excavator
Part No PTB-60x70x6.6 & 35x45x6
Pressureresistance Up to 1.5 MPa
Features High Temperature
Brand Name SKF
Model Number PTB-60X70X6.6-J2J / PTB 35X45X6 ( custom sizes)
Place of Origin Made in China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,D/P,T/T Supply Ability 1000pcs
Delivery Time 5-8 work days Packaging Details Box Packaging or Neutral Packing as required.
Condition 100%New Other Itme Excavator Hydraulic Seals
Applicable Main Fluid General oil hydraulic oil Size Standard Size , Customized
Hby Type Dark blue skf brand Temperature 30~+120
Application Hydraulic cylinders, pumps, and motors Pressure Range 0-35MPa
Package PE+Carton Compatible Equipment Type Excavator
Part No PTB-60x70x6.6 & 35x45x6 Pressureresistance Up to 1.5 MPa
Features High Temperature Brand Name SKF
Model Number PTB-60X70X6.6-J2J / PTB 35X45X6 ( custom sizes) Place of Origin Made in China
Premium SKF PTB Series Hydraulic Oil Seal

Ensure peak performance and eliminate fluid leaks in your heavy machinery with our authentic SKF PTB Series Hydraulic Oil Seals. Engineered for high-pressure hydraulic cylinders, these seals offer exceptional wear resistance and dimensional stability. Whether you are maintaining excavators or industrial hydraulic systems, our seals provide the exact fit needed to reduce downtime and maintenance costs.

SKF PTB Series Hydraulic Oil Seal close-up view SKF PTB Series Hydraulic Oil Seal side profile SKF PTB Series Hydraulic Oil Seal installation view SKF PTB Series Hydraulic Oil Seal dimensional diagram
Available Sizes & Applications
Small to Medium Size
Size Application
PTB 20*28*5.5 Small machinery or auxiliary hydraulic cylinders
PTB 25*33*5.5 Small machinery or auxiliary hydraulic cylinders
PTB 30*40*6.6 Small machinery or auxiliary hydraulic cylinders
PTB 35*45*6.6 Small machinery or auxiliary hydraulic cylinders
Medium Size
Size Application
PTB 40*50*6.6 Heavy equipment / excavators (PC200, C320, SY215)
PTB 45*55*6.6 Heavy equipment / excavators (PC200, C320, SY215)
PTB 50*60*6.6 Heavy equipment / excavators (PC200, C320, SY215)
PTB 60*70*6.6 Heavy equipment / excavators (PC200, C320, SY215)
PTB 65*80*9.9 Heavy equipment / excavators (PC200, C320, SY215)
PTB 70*80*6.6 Heavy equipment / excavators (PC200, C320, SY215)
Large Size
Size Application
PTB 80*90*11 Large booms or stick cylinders (PC400, C345, EC480)
PTB 90*105*9.9 Large booms or stick cylinders (PC400, C345, EC480)
PTB 120*135*9.9 Large booms or stick cylinders (PC400, C345, EC480)
PTB 160*180*16.5 Large booms or stick cylinders (PC400, C345, EC480)
Wide Machine Compatibility: Our PTB Series seals are high-performance alternatives for major heavy machinery brands. Whether you are maintaining a C320D, Komatsu PC200, or EC series, our SKF-standard PTB seals ensure precise fitment for boom, arm, and bucket cylinders.
Product Specifications
Series (d) mm (D) mm (L/S) mm
PTB-30 30 40.7 6.6
PTB-40 40 50.7 6.6
PTB-55 55 65.7 6.6
PTB-75 75 85.7 6.6
PTB-85 85 100.7 9.9
PTB-95 95 110.7 9.9
PTB-100 100 115.7 9.9
PTB-110 110 125.7 9.9
PTB-130 130 145.7 9.9
PTB-140 140 155.7 9.9
PTB-150 150 170.7 12.0
Product Profile
  • Available Sizes: 60x70x6.6 mm, 35x45x6 mm (Contact us for complete size list)
  • Material: High-grade Polyurethane / Specialized wear-resistant compound
  • Application: Hydraulic cylinders, Excavators, Loaders, and heavy-duty mechanical equipment
  • Performance: High resistance to pressure peaks, excellent sealing efficiency, and extended service life in harsh environments
Why Partner With Guangzhou Yangkai Machinery Parts?

We understand that incorrect or low-quality parts lead to costly machinery downtime. Our commitment is to provide you with rigorous technical verification before every shipment.

  • 100% Technical Accuracy: We cross-check part numbers and dimensions to ensure the seal perfectly matches your equipment requirements
  • Global Logistics: We partner with trusted forwarders (DHL, UPS, etc.) to ensure your production lines or maintenance schedules are never delayed
  • Flexible Transactions: Secure and compliant payment methods available for both small trial orders and bulk procurement
Contact Us Today

Need technical verification for your specific machinery model? Send us your part numbers or dimensions, and our professional team will provide a tailored, cost-effective solution within 12 hours.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler

  • Year Established:

    2008

  • Total Annual:

    5000000-8000000

  • Employee Number:

    50~60

  • Ecer Certification:

    Verified Supplier

Guangzhou Yangkai Machinery Parts Co., Ltd. was founded in 2008, our company has 18 years experience which is a professional, diversified construction machinery parts supply enterprises, Our products suitable for: komatsu, C, Hitachi, sumitomo, kato, daewoo, hyundai,kobelco,,Sany and other brands of... Guangzhou Yangkai Machinery Parts Co., Ltd. was founded in 2008, our company has 18 years experience which is a professional, diversified construction machinery parts supply enterprises, Our products suitable for: komatsu, C, Hitachi, sumitomo, kato, daewoo, hyundai,kobelco,,Sany and other brands of...

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Get in touch with us

  • Reach Us
  • Guangzhou Yangkai Machinery Parts Co., Ltd.
  • 3rd Floor, Building B, Goldfish Street, No. 1196, Zhongshan Avenue, Tianhe District, Guangzhou
  • https://www.excavator-seals.com/

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