E320C-B Boom Seal Kit for Excavator Hydraulic Cylinder
The E320C-B Boom Seal Kit is a high-performance hydraulic cylinder repair kit designed specifically for 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.
| 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 |
- 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
| 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 |
| 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) |
- 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
A: Of course! Trial order is necessary for new customers. MOQ is small.
A: Basic items we can send in 3-7 days from stock. Small orders typically 10-20 days. Bulk orders 20-40 days.
A: We own our seal factory with strict quality control. Our products have been exported worldwide for 17+ years with excellent reputation.
A: Located in Guangzhou city, Guangdong Province, China. We welcome visits and accept custom orders.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.