803382852 o-ring 56×3.55 XCMG XE2000 excavator spare parts

XCMG XE2000 Excavator Dedicated O-ring (56×3.55): Part No. 803382852

In critical sealing areas such as hydraulic valve groups, cylinder end caps, and pipe interfaces of the XCMG XE2000 excavator, O-rings act as “miniature barriers” to prevent oil leakage and isolate impurities. Their dimensional accuracy and sealing performance directly determine the operating efficiency of the hydraulic and transmission systems. Our 803382852 O-ring is specifically designed for the XE2000 model, precisely matching the 56×3.55 (inner diameter × wire diameter) specification. Manufactured in strict accordance with XCMG’s original equipment manufacturer (OEM) sealing technical standards—inner diameter error controlled within ±0.1mm, wire diameter deviation ≤±0.05mm, and cross-sectional roundness error <0.03mm—it perfectly fits the corresponding sealing groove of the XE2000, allowing for direct installation without trimming or adjustment. This completely eliminates potential risks such as seal failure, oil waste, or system pressure loss due to dimensional mismatch, providing a robust sealing defense for the core components of the equipment.

The scientific selection of materials gives this O-ring excellent oil and weather resistance and durability. It is made from nitrile butadiene rubber (NBR) through compression molding and vulcanization, with a rubber purity of over 98%. It possesses excellent resistance to mineral oil and hydraulic oil, maintaining stable elasticity within a temperature range of -40℃ to 120℃. Long-term contact with high-pressure oil does not cause swelling, hardening, or cracking. It also has good resistance to compression set, maintaining a compression ratio below 20%, and can quickly rebound after prolonged stress, ensuring a continuous seal. Compared to ordinary rubber O-rings, its sealing life is extended by more than four times. Even in harsh working conditions with high dust and vibration, such as mining and construction, it can maintain a reliable seal for a long time, significantly reducing downtime and maintenance due to O-ring aging and failure, thus lowering equipment maintenance costs.

Whether you’re a maintenance technician on an engineering team needing to replace worn O-rings during hydraulic system maintenance, or a parts distributor looking to stock highly compatible and reliable miniature seals, the 803382852 O-ring (56×3.55) is a cost-effective choice. We have a standardized, intelligent warehousing center with ample regular inventory, ensuring timely parts supply and uninterrupted maintenance schedules. Contact us now for tiered pricing on bulk purchases, making procurement costs more controllable and ensuring a more worry-free partnership!

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318300809 quick filling system parts XCMG XE2000 excavator spare parts

1 805046540 BOLTM10×70
2 803382852 ORING56×3.55
3 318300808 STEELPIPE ASSEMBLY
4 318800882 BRACKETB
5 318800880 BRACKETA
6 800153380 PIPECLIP
7 800153377 PIPECLIP
8 318300806 STEELPIPE ASSEMBLY
9 318300803 STEELPIPE ASSEMBLY
10 800153417 FUELRECEIVER
11 803747690 COOLINGLIQUID ACCEPTOR
12 318303638 TRANSITJOINT
13 801141485 HIGHPRESSURE BALL VALVE
14 803309096 CONNECTOR
15 803269691 FLANGEASSEMBLY
16 803419829 HOSEASS’Y
17 803419828 HOSEASS’Y
18 803419827 HOSEASS’Y
19 318300800 STEELPIPE
20 803747628 ENGINEOILRECEIVER
21 800154161 DRAINVALVE
22 803173449 CONNECTOR
23 803419826 HOSEASS’Y
24 800171717 CONNECTOR
25 318303644 STEELPIPE ASSEMBLY
26 805338281 WASHER12
27 805046469 BOLTM12×25
28 805139877 SCREWM12×40
29 805046562 BOLTM12×120

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