805046555 bolt m12×60gb/t5783-2000 XCMG XE2000 excavator spare parts

XCMG XE2000 M12×60 bolts (part number 805046555): The reliable fastening core of heavy-duty components

In the assembly of critical components such as the cab mounting, hydraulic line supports, and underbody skid plates of the XCMG XE2000 excavator, M12×60 bolts serve as core fasteners. Their tightening strength and durability directly determine the stability of component installation—any bolt breakage or loosening could lead to component displacement and operational safety hazards. XCMG’s original M12×60 bolts (part number 805046555) are custom-made for the XE2000 model, using high-strength materials, precision machining processes, and corrosion-resistant design to provide durable and reliable connections for components in heavy-duty operating environments.

This bolt is made of high-quality 40Cr alloy structural steel and undergoes overall quenching and tempering heat treatment (quenching + high-temperature tempering). Its tensile strength exceeds 800MPa, and its yield strength exceeds 640MPa, far surpassing the performance standards of ordinary carbon steel bolts. When the XE2000 excavator undertakes mining crushing and large-scale earthmoving operations, it can easily withstand the instantaneous impact loads and long-term static loads transmitted by the components, avoiding bolt tensile deformation or breakage due to insufficient material strength. This eliminates the risk of “fastening failure” at its source and ensures the long-term stability of key components such as the cab and pipeline supports.

In terms of specifications and compatibility, the 805046555 bolt is manufactured strictly according to XCMG’s original drawings: the thread specification is M12, the effective length is 60mm, the thread accuracy reaches 6g grade, the pitch deviation is controlled within ±0.02mm, and the mating clearance with the corresponding nut and mounting hole of XE2000 is precisely controlled between 0.05-0.1mm, achieving a tight fit without additional adjustment; the bolt head adopts an internal hexagonal structure design, with a 99% compatibility with dedicated internal hexagonal wrenches, preventing slippage during tightening, accurately controlling the preload, and avoiding bolt head damage due to tool compatibility issues. At the same time, the internal hexagonal structure saves installation space and is compatible with the compact component layout inside the XE2000 excavator.

In terms of surface protection, the bolt is treated with an environmentally friendly zinc-nickel alloy plating, with a coating thickness of 10-15μm, forming a uniform and dense protective film. Compared with traditional zinc plating, the zinc-nickel alloy plating improves corrosion resistance by more than 3 times, and has a salt spray test duration of over 1000 hours. Even in harsh working environments with high dust, rain, fog, and multiple chemical media in mines, it can effectively isolate moisture, salt, and impurities from corrosion, preventing bolt rust and seizing, and extending its service life by up to 2.5 times that of ordinary bolts, significantly reducing frequent maintenance and replacement due to corrosion.

Furthermore, the bolt shank undergoes precision grinding, achieving a surface roughness of Ra 1.6μm or less, allowing for smooth passage through the mounting hole during assembly and preventing installation jams caused by burrs on the shank. The threaded end features a guide chamfer for quick alignment with the nut’s teeth, improving assembly efficiency—reducing installation time by 40% compared to non-original bolts, making it particularly suitable for the high-efficiency operation requirements during XE2000 excavator maintenance. Its compatibility covers critical components such as cab base fixing, hydraulic line clamp fastening, and chassis side guard plate connections, building a robust “connection defense line” for the overall machine structural stability.

Whether it’s precise fastening during the assembly of new equipment or bolt replacement during routine maintenance, XCMG XE2000 M12×60 bolts (part number 805046555) ensure stable connection of components with their superior strength, precision and durability, helping engineering teams reduce downtime losses caused by bolt failure and lower long-term operation and maintenance costs.

XCMG XE2000 M12×60 bolts, part number 805046555, XE2000 excavator alloy bolts, original M12×60 fastening bolts, heavy-duty excavator component bolts.

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318302447 muffler system parts XCMG XE2000 excavator spare parts

10 318600878 REDCOPPERPADII
11 800158696 MUFFLER
12 318600877 U-BOLT
13 318307190 MUFFLERBRACKET
14 329900300 THICKENEDLARGE WASHER
15 805238374 NUTM16
16 329900298 THICKENED LARGE WASHER
17 801971593 RUBBERSLEEVEHOOP
18 329900301 THICKENEDFLAT WASHER
19 805046508 BOLTM8×20
20 800164343 ETHYLENEPIPE SFG-2-8×2×3600
21 800164343 ETHYLENEPIPE SFG-2-8×2×3600
22 805238372 NUTM12
23 805046555 BOLTM12×60
24 318305758 EXHAUSTSTEELPIPE
25 318305759 HEAT-INSULATING FOAM
26 800165561 EXHAUSTHOSE
27 805046533 BOLTM10×50
28 805239302 NUTM10
29 329900515 U-SHAPEDPIPE CLAMP
30 318303244 PAD
31 805238371 NUTM10
32 800163868 HOOP
33 318303242 SILICONE HOSE
34 318303241 SILICONE HOSE

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