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– Product Model: 805301384
– Product Name: Spring Washer (Special for XCMG Construction Machinery, Anti-loosening and Buffer Type)
– Material specifications: 65Mn spring steel, galvanized surface for corrosion protection, conforming to XCMG original factory standards and GB/T 93-1985 standard.
– Structure: Precision stamping, open spring structure, excellent elasticity, burr-free, suitable for use with corresponding bolts and nuts.
This gasket addresses the shortcomings of traditional gaskets, such as insufficient elasticity, easy deformation, poor corrosion resistance, and inadequate anti-loosening effect. It is compatible with critical connection parts in XCMG’s various engine, chassis, and hydraulic systems, and is suitable for harsh working conditions such as construction sites and mines with high dust, high vibration, and high loads. Made of high-elasticity 65Mn spring steel, it undergoes quenching and tempering heat treatment to enhance its performance, achieving a hardness of HRC42-48. The galvanized surface treatment improves its corrosion resistance, providing salt spray resistance for ≥800 hours and withstanding extreme temperatures from -40℃ to 120℃. Its excellent elastic rebound allows it to offset vibration and loosening forces through elastic deformation, dispersing bolt pressure and protecting the surface of the connection from damage. Precise dimensions ensure a perfect fit with corresponding bolt specifications, making installation convenient and allowing for direct replacement. It effectively prevents bolt loosening, ensuring safe equipment connections and meeting the stringent connection requirements of XCMG’s heavy equipment.
– Product Model: 805301384
– Product Name: Spring Washer (Special for XCMG Construction Machinery, Anti-loosening and Buffer Type)
– Material specifications: 65Mn spring steel, galvanized surface for corrosion protection, conforming to XCMG original factory standards and GB/T 93-1985 standard.
– Structure: Precision stamping, open spring structure, excellent elasticity, burr-free, suitable for use with corresponding bolts and nuts.
– Specifications: Compatible with corresponding machine bolt specifications, hardness HRC42-48, elastic modulus ≥200GPa, can withstand more than 200,000 compression cycles without deformation.
– Compatible models: Mainstream construction machinery such as XCMG excavators and loaders, used with corresponding bolts and nuts.
– Core performance: Excellent elasticity and rebound, superior anti-loosening effect, wear-resistant and corrosion-resistant, can distribute bolt pressure, protect the base material, and resist vibration and fatigue.
– Temperature range: -40℃ to +120℃, stable at high and low temperatures, not easily deformed, rust-free, and anti-aging.
– Service life: ≥6000 hours under normal operating conditions, weather-resistant and wear-resistant, with lasting elasticity, reducing maintenance frequency.
– Installation Features: Precise factory dimensions, no additional processing required, compatible with corresponding bolts and nuts, easy to install, and provides a secure fit.
– Core advantages: Original factory quality, meets national standards, high elasticity and anti-loosening, corrosion-resistant and durable, suitable for harsh working conditions, and can be directly replaced.
We specialize in supplying genuine XCMG parts. Our 805301384 gasket is made of high-quality 65Mn spring steel and precision stamping process. The material and performance meet the standards, ensuring the stability of equipment bolt connections, reducing maintenance costs, and providing suitable selection and comprehensive after-sales support.

1 330106287 Water tank cover welding assembly
2 330104506 Add cap
3 805238394 Nut
4 330101767 Super-line rubber ring
5 330106051 Front logo assembly
6 805238482 Nut
7 805338381 Washing Machine
8 330106307 Wire Mesh
9 805046508 Bolt
10 330104507 Upper lampshade cover
11 805011330 Bolt
12 805338268 Washing Machine
13 330104508 Lampshade
14 330106310 Wire Mesh
20 805301384 Washer
*For other spare parts procurement needs, please contact us!