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Home > products > Seal Kit > E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder

E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder

Product Details

Place of Origin: GUANGDONG ,CHINA

Brand Name: YOUCHANG/ZHIPAN

Certification: UDEM

Model Number: E320C-B Boom Seal Kit

Payment & Shipping Terms

Minimum Order Quantity: 5 sets

Price: Negotiable price

Packaging Details: PP bag ,carton, pallet

Delivery Time: 2-3 work days

Payment Terms: L/C,T/T,Western Union

Supply Ability: 10000 pcs per week

Get Best Price
Highlight:

Caterpillar excavator hydraulic cylinder seal kit

,

E320C-B boom seal kit

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Excavator hydraulic cylinder repair seals

Model:
E320C-B Boom Seal Kit
Application:
Hydraulic Cylinder Excavators,Loaders,Wheeloader And Construction Works
Seal Type:
Boom Seal Kit (full Set)
Working Pressure:
Up To 35 MPa(according Material)
Temperature Range:
-30~+120°C
Feature:
Oil-resistant, Heat Resistant, Pressure Resistant, Durable
Material:
PU , NBR , PTFE ,Phenolic Resin And So On
Hardness:
30 - 90 Shores A
Speed:
1.5m/s
Model:
E320C-B Boom Seal Kit
Application:
Hydraulic Cylinder Excavators,Loaders,Wheeloader And Construction Works
Seal Type:
Boom Seal Kit (full Set)
Working Pressure:
Up To 35 MPa(according Material)
Temperature Range:
-30~+120°C
Feature:
Oil-resistant, Heat Resistant, Pressure Resistant, Durable
Material:
PU , NBR , PTFE ,Phenolic Resin And So On
Hardness:
30 - 90 Shores A
Speed:
1.5m/s
E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder
E320C-B Excavator Boom Cylinder Seal Kit Hydraulic Repair Parts for Caterpillar
Premium Hydraulic Cylinder Seal Set

The E320C-B Boom Seal Kit is a high-performance hydraulic cylinder repair kit designed specifically for Caterpillar E320C-B excavators. This complete kit includes high-quality seals, wipers, o-rings, and wear rings to ensure reliable performance, leak prevention, and long service life in tough working environments.

Engineered to withstand high pressure, oil, heat, and heavy loads, the seal kit restores boom cylinder functionality and protects internal components from damage. It is manufactured with durable materials such as PU, PTFE, NBR, and fabric-reinforced rubber, meeting OEM or aftermarket standards.

Product Specifications
Attribute Value
Model E320C-B Boom Seal Kit
Application Hydraulic Cylinder Excavators, Loaders, Wheeloader and Construction works
Seal Type Boom seal kit (full set)
Working Pressure Up to 35 MPa (according material)
Temperature Range -30°C to +120°C
Material PU, NBR, PTFE, Phenolic resin
Hardness 30-90 shores A
Speed 1.5m/s
Key Features
  • High abrasion resistance for long-term use
  • Oil and heat resistant materials
  • OEM quality or high-grade aftermarket option
  • Easy to install with precise fit
  • Improves cylinder performance and reduces downtime
  • Prevents internal/external leakage
  • Reduces wear and maintains pressure
Product Images
E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder 0 E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder 1 E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder 2
Compatible Equipment Models
Komatsu
PC45MR, PC56-7, PC60-7, PC70-8, PC60-6, PC40-7, PC40-8, PC60-2, PC60-5, PC60-6, PC75, PC100-5, PC120-6, PC150-5, PC130-7, PC200-3, PC200-6, PC200-8, PC210LC-8, PC220-8, PC240LC-8, PC300-3, PC300-5, PC300-6, PC300-7, PC360-7, PC400-3, PC400-5, PC600-6
Hitachi
ZX60, ZX70, ZX100M-1, ZX120, EX60, EX60-2, EX60-3, EX60-7, EX100-1, EX120-5, EX120-6, ZX200, ZX200-3, ZX230, ZX240, ZX240-3, EX200-1, EX200-2, EX200-3, EX200-5, EX200-6, EX210-2, EX220-2, EX220-3, EX225-5, EX270, EX300-1, EX300-2, ZX330-3, ZX450H, EX300-5, 312, 315, 302.5C, 324D, 320D, 330, 329D, E200B, E240, 320, 320C
Hyundai
R60-7, 130, R200-5, R215-7, R225-9, R210W-7, R220-5, R250-7, R260-7, R290-3, R300-5, R375-7, R305-7, R335-7, R300-3, R450
Kobelco
SK07, SK60, SK75, SK60-8, SK120, SK120-3, SK130, SK200-8, SK200-6, SK250-8, SK210-6, SK220-1, SK230-6, SK250-6, SK200-8, SK210-8, SK300-3, SK330-6
Doosan/Daewoo
DH60-7, DH80-7, DH130, DH215-7, DH215-9, DH220-5, DH220-2, DH220-3, DH225-7, DH280-3, DH150, DH300, DH330-3, DH300-5, DH420LC-7, DH300-7
Other Brands
EC210BLC, EC140BLC, EC290B, EC360B, 210, 240, SH120, SH75, SH100, S280, S280FA, S280F2, S281, S340, S265F2, SH200, SH200A3, HD550, HD450, HD800-7, HD400SEM, HD700-2, HD700-5, HD700-7, HD800SD-5, HD900-7, HD820-2, HD820, HD770-1, HD770-2, HD880-1, HD850, HD250, HD400, CLG200, Sunward60, Sunward70, XG820
Note: If you need custom-made seal kit, please contact us for more information.
Shipping and Packaging
Package 1 set seal kit in one ppy bag (we have pp, carton, iron bags and boxes as customer requirement)
Delivery Time 2-3 days
MOQ 5 sets
Shipment By air/sea/express (DHL/FEDEX/TNT/UPS/EMS)
Why Choose Our Seal Kits
  • Experience: 20 years in the aftermarket with deep knowledge of seal requirements
  • Precision: Same part numbers as OEM for easy identification
  • Value: Competitive pricing without compromising quality
  • Efficiency: 17+ years of export experience ensures fast delivery
Frequently Asked Questions
Q: May I have a trial order?

A: Of course! Trial order is necessary for new customers. MOQ is small.

Q: What's the delivery time?

A: Basic items we can send in 3-7 days from stock. Small orders typically 10-20 days. Bulk orders 20-40 days.

Q: Can we trust your parts?

A: We own our seal factory with strict quality control. Our products have been exported worldwide for 17+ years with excellent reputation.

Q: Where is your location?

A: Located in Guangzhou city, Guangdong Province, China. We welcome visits and accept custom orders.

E320C-B Boom Seal Kit for Caterpillar Excavator Hydraulic Cylinder 3