KYB 20-ton Pin Cover for Excavator spare parts

KYB 20-ton Pin Cover for Excavator spare parts Featured Image
  • KYB 20-ton Pin Cover for Excavator spare parts

Short Description:

The KYB 20-ton Main Valve Pin Cover is a heavy-duty upgraded protective accessory exclusively customized for original KYB multi-way main valve pin positions on 20-ton medium excavators.

Product Detail

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description

The KYB 20-ton Main Valve Pin Cover adopts newly upgraded high-toughness thickened impact-resistant composite material, specially optimized for the heavy-load, high-vibration and strong scouring working characteristics of KYB-equipped 20-ton medium excavators. It completely solves the defects of original thin-wall standard caps such as insufficient structural strength, poor impact resistance and easy fatigue damage under long-term heavy earthwork and quarry working conditions. The upgraded material formula adds anti-impact, anti-scour and anti-aging functional components, with surface dense hardening treatment, which can effectively resist long-term heavy mud impact, gravel scouring and high-frequency vibration fatigue of heavy machinery. The integrated thickened full-wrap structure perfectly fits the exclusive large-size matching gap of KYB 20-ton heavy-duty valve core pins, achieving zero-gap tight lamination and full-range closed sealing. It can stably lock internal high-pressure hydraulic lubricants for a long time, completely block external coarse sediment, muddy water and heavy dust from invading precision valve body gaps, and permanently maintain the high-precision fit and lubrication state of valve core and valve hole mating surfaces.

product parameters

Product Model: KYB 20-ton Main Valve Pin Cover (20-Ton Medium Excavator Heavy-Duty Thickened Upgrade)
Product Type: 20-Ton Medium Excavator KYB Heavy-Duty Multi-way Valve Core Pin Dust-proof Protective Cap
Applicable Equipment: All 20-ton medium excavators equipped with genuine KYB original hydraulic main control valve
Structural Feature: KYB 20-ton Heavy-Duty Valve Exclusive Customization, Super Thick-wall Reinforced Integrated Molding, High-Toughness Anti-Impact, Heavy Sediment Scour Resistant, Full Sealing Anti-Leakage, Anti-Crack & Anti-Drop
Core Material: Upgraded Super Thick High-Toughness Anti-Impact Weather-Resistant Composite Material
Working Characteristics: Adapt to Full-Load Long-Term Heavy Operation, Resist High-Frequency Vibration & Gravel Impact, No Deformation or Loosening in Harsh Quarry & Earthwork Conditions
Core Function: Isolate Coarse Sand, Thick Mud and Heavy Dust Impurities, Protect KYB 20-Ton Heavy-Duty Valve Pin Assembly, Stabilize High-Pressure Hydraulic Operation, Eliminate Drifting, Sluggish Response and Action Stuttering Faults
Applicable Working Conditions: Large-Scale Earthwork Filling, Quarry Aggregate Loading, Building Demolition, Road Base Construction, Site Leveling, Heavy-Duty Infrastructure Projects
Supporting Matching Parts: KYB 20-Ton Original Heavy-Duty Multi-way Main Control Valve, Valve Core Pin Shaft, Medium Excavator Hydraulic Valve Assembly

advantages

  • Exclusive Custom Fit for KYB 20-Ton Heavy Valve: Molded strictly in accordance with the original installation benchmark of KYB 20-ton heavy-duty hydraulic valve, accurately matching the exclusive large-size pin gap of 20-ton medium excavators. The thickened reinforced snap structure enhances clamping rigidity comprehensively, solves the loose fitting defect of ordinary thin-wall caps, and reliably blocks coarse gravel, thick mud and heavy dust unique to quarry and large earthwork sites.
  • High-Toughness Anti-Impact Material Upgrade: Adopts exclusive super-thick tough composite formula, completely different from light flexible materials for small excavators. Focusing on impact resistance and vibration fatigue resistance, it copes with long-term full-load high-frequency operation and strong sediment scouring, perfectly adapting to the harsh working mode of 20-ton heavy-duty main construction machines.
  • Full Enclosed Heavy-Duty Sealing Protection: The integrated full-wrap closed structure fully covers the oversized matching gaps of KYB 20-ton valve core pins. It stably locks high-pressure hydraulic grease for long-cycle heavy operation, prevents large-particle sediment and muddy impurities from invading precision gaps, avoids hydraulic power attenuation and unsmooth linkage caused by dirt accumulation, and ensures continuous and efficient output of heavy-load construction.
  • Excellent Adaptability to Harsh Heavy-Duty Working Conditions: Optimized with hardened anti-scour and anti-fatigue technology, it adapts to extreme harsh environments such as quarry gravel impact, thick mud splashing and long-term high-frequency vibration, making up for the easy damage and short service life of original accessories in heavy-load construction scenarios.

FAQ

  • Q1: Is this cover exclusively for KYB 20-ton medium excavator?
  • A: Yes, this is a dedicated heavy-duty thickened upgrade accessory customized for genuine KYB 20-ton heavy-duty main valve. It adopts exclusive large-size structural parameters for 20-ton heavy-load valves, only compatible with 20-ton medium excavators equipped with KYB original hydraulic valves, not universal for small-tonnage machines or other brand valves.
  • Q2: Can it be used on KYB 5-ton/6-ton small excavators?
  • A: Not interchangeable. KYB 20-ton heavy-duty valve has larger structural size, wider matching gap and higher vibration resistance standard than small-tonnage valves. Mixed installation on small excavators will cause over-tight fitting, structural damage or poor sealing, leading to invalid protection.
  • Q3: When must the original pin cover be replaced?
  • A: Timely replacement is required when the original cover shows hardening and brittleness, surface cracking, elastic failure, loose clamping or frequent falling off after long-term quarry and heavy earthwork operation.
  • Q4: Does installation require drilling or modification?
  • A: No drilling, modification or professional debugging is required. The standard heavy-duty snap-on structure perfectly matches the original installation position of KYB 20-ton main valve, with firm and tight fitting, no loosening or displacement under long-term high-frequency heavy vibration.
  • Q5: How to extend the service life of the heavy-duty protective cover?
  • A: Regularly clean surface thick mud and gravel deposits, avoid long-term immersion in turbid mud pits, keep the valve cabin clean and dry, and cooperate with periodic hydraulic oil replacement and maintenance to maximize the service life of the protective cover and heavy-duty valve assembly.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.

our warehouse

our warehouse

Pack and ship

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