PC290LC-11 PC290LL-11 721-98-00440 Komatsu Bucket Seal Kit 7219800440 Excavator Cylinder Sealing Kit
Price:
Negotiation
MOQ:
Trial order acceptable
Delivery Time:
3-5 days after payment received(public holiday excluded)
Brand:
SUNCAR
Product Description
PC290LC-11 PC290LL-11 721-98-00440 Komatsu Bucket Seal Kit 7219800440 Excavator Cylinder Sealing Kit
| Product Name | Bucket Cylinder Sealing Kit |
| Part Number | 721-98-00440, 7219800440 |
| Model | KOMATSU PC290LC-11, PC290LL-11 |
| Material | PU, Rubber, PTFE, NBR, HNBR, ACM, VMQ |
| Place of Origin | China(Mainland) |
| Brand name | SUNCAR |
| Packing | PP bag inside, carton box outside |
| Shipping Mode | By air, by sea, by express(FedEx, UPS, DHL, TNT, etc.) |
| Payment Terms | Western Union, Paypal, T/T, Transfer |
| CertifiC.A.Tion | ISO9001 |
| Warranty | Unavailable |
| Customized | OEM & ODM are welcomed |
| C.A.Tegory Group | Hydraulic cylinder seal kit |
| Condition | New, genuine new |
| Sample | Available |
| Applicable Industries | Building material shops, machinery repair shops, retail, construction work... |
| Feature | High sealing performance/ wear resistance |
| AppliC.A.Tion | Bucket |
| Rod | 100 MM |
| Bore | 140 MM |
| Cylinder No. | 707-E1-00230 |
Our Product Range:
* Hydraulic pump seal kit
* Control valve seal kit
* O ring kit box
* Gear pump seal kit
* Travel motor seal kit
* Swing motor seal kit
* Pilot valve seal kit/PPC seal
* Adjuster seal kit
* Center joint seal kit
* Boom cylinder seal kit
* Arm cylinder seal kit
* Bucket cylinder seal kit
* Breaker hammer seal kit
Related Parts:
| Pos. | Part No | Product Name | Qty |
| K05 | 721-98-00440 | Seal Kit, Bucket Cylinder | |
| 07000-B3030 | • O-ring | 1 | |
| 07000-B5090 | • O-ring | 1 | |
| 07000-B5130 | • O-ring | 1 | |
| 07145-00080 | • Seal, Dust | 2 | |
| 20Y-70-23230 | • Seal, Dust | 2 | |
| 707-35-30900 | • Ring, Back-up | 2 | |
| 707-35-31310 | • Ring, Back-up | 1 | |
| 707-39-14110 | • Ring, Wear | 2 | |
| 707-44-14150 | • Ring, Piston | 1 | |
| 707-51-10650 | • Ring, Buffer | 1 | |
| 707-51-10860 | • Packing, Rod | 1 | |
| 707-56-10740 | • Seal, Dust | 1 |
The Role Of The Seal:
- Each of the dynamic seals confine a hydraulic cylinder, which contains a specific perform that contribute towards the system’s performance.
- Rod seal: Acts a pressure barrier and helps the operational fluid inside of the cylinder to regulate the fluid film extending with the connecting rod’s surface. This is essential in inhibiting the corrosion of the rod and the lubriC.A.Tion of the wiper seal.
- Piston seal: Acts as a barrier to the pressure and prevents the fluid from passing the piston. Necessary for maintaining the position when at rest or for the cylinder’s dominant motion.
- Buffer seal: The rod seal is protected against fluid pressure peaks that can lead to fluctuating the system pressure with the help of buffer seals.
- Wiper seal: It is designed to prevent external contaminants from coming inside the assembly of the cylinder.
- (Rod and piston) functions: Prevents contact of metal-to-metal between parts, leading to keeping the piston and connecting rod accurately centered within the assembly of the cylinder. Helps in improving performance of the piston and rod waterproofing system.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangzhou Suncar Seals Co., Ltd.
Location
No.7, Lane 3, North of LianXi Village, Dongpu Town, Tianhe District, Guangzhou, China
Contact Person
Alina

