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In hard rock excavation in mining and heavy-duty construction operations, bolts in critical components such as boom connections and hydraulic valve assembly fixings on the XCMG XE2000 are prone to loosening due to vibration, corrosion, and breakage, leading to component displacement, equipment downtime, and even safety accidents. XCMG’s original bolt 860135156 is specifically designed for fastening critical components of the XE2000, offering three major advantages: precise fit, high-strength vibration resistance, and long-lasting corrosion resistance. This solves the bolt failure problem and provides a secure “safety lock” for component connections.
It fully complies with the XE2000 component connection design standard, with 100% matching of thread specifications (6g grade tooth profile accuracy), rod length tolerance (±0.1mm), head cross-side dimensions, mounting holes, and matching washers (800168926 recommended);
The threaded surface is treated by rolling process, with a surface finish Ra≤0.8μm. It can be tightened directly without tapping correction, avoiding the “jamming and stripping” caused by the size deviation of ordinary bolts. It is suitable for core fastening positions such as boom, hydraulic pump, and cab frame.
Made of 40CrNiMoA high-strength alloy steel, and subjected to overall quenching and tempering treatment (hardness HB280-320), it has a tensile strength ≥1200MPa and a yield strength ≥1000MPa, which improves the fracture resistance of ordinary carbon steel bolts by 80%.
The thread end is coated with anti-loosening adhesive (temperature resistant from -50℃ to 180℃), and after tightening, the self-locking coefficient is ≥0.45. It will not loosen even under high-frequency vibration of 1800 times/minute (such as mining excavation impact), reducing the frequency of bolt re-tightening maintenance by 90%.
The surface is coated with a zinc-nickel alloy (thickness ≥12μm), and has passed the salt spray test for over 700 hours (ordinary galvanized bolts only 300 hours). It can resist the corrosion of mine dust, construction site mud and water, and hydraulic oil leakage, and avoid disassembly difficulties caused by thread corrosion.
In environments ranging from -40℃ (outdoors in northern winters) to 200℃ (near the engine compartment), the coating adhesion reaches GB/T 5270 standard level 1, with no peeling or blistering, and a lifespan exceeding 12,000 hours, making it 70% more durable than ordinary bolts.
Heavy-duty mining applications: vibration and fracture resistant, ensuring stable connection between boom and slewing platform;
Muddy infrastructure: anti-corrosion and rust prevention to avoid bolt corrosion affecting component assembly and disassembly;
Routine maintenance: Original factory precision fit, no need to adjust mounting holes during replacement, saving labor time;
Original factory triple testing (tensile strength, thread accuracy, and salt spray resistance), supports QR code traceability, and eliminates the safety hazards of aftermarket bolts being “insufficient in strength and prone to stripping”.
Compared to aftermarket products: 80% higher tensile strength, no risk of loosening, and 70% longer lifespan;
Compared to ordinary bolts: more resistant to vibration and corrosion, reducing failures of critical components;
Compared to universal bolts: no correction required, more precise for XE2000, reducing installation risks.
For XE2000, if the bolts in key components are loose, corroded, or broken, select original 860135156 bolts to protect the safety of component connections and reduce operational losses.
800169252 rear cooler XCMG XE2000 excavator spare parts
1 800138360 BOLT
2 860135156 BOLT
3 800169144 BOLT
4 800168943 BOLT
5 800169069 BOLT
6 800167209 BOLT
7 800168944 HEXAGONNUT
8 800169099 WASHER
9 800169085 HEXAGONALHEADSCREW
10 800144926 ROLLING NEEDLE
11 800161599 T-SHAPEDSEAL RING
12 800169067 BOLT
13 800169146 INLETMANIFOLD
14 800169115 WATER-TRANSFER CONNECTION
15 800169004 INLETMANIFOLD GASKET
16 800161653 O-RING
17 860149565 ORING
18 800168978 THREADEDPLUG
19 800169169 WASHER
20 800168995 WASHER
21 800167088 WASHER
XCMG XE2000 excavator bolts 860135156
860135156 Original bolts
XCMG XE2000 High-Strength Anti-Vibration Bolts
Excavator boom connecting bolts
Anti-corrosion bolts for mining operations
860135156 Excavator Parts
Heavy-duty fastening bolts for infrastructure
XCMG XE2000 hydraulic valve group bolts
Zinc-nickel alloy plated bolts
860135156 Anti-loosening bolt