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Wuxi Guangqiang Bearing Trade Co.,Ltd

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China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V
China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V

  1. China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V
  2. China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V
  3. China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V
  4. China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V
  5. China EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V

EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V

  1. MOQ: 1
  2. Price: USD 102/ PCS
  3. Get Latest Price
Gear Type Non gear teeth type
Certifiion ISO 9001
Stock Enough stock
Number of row Single Row,Double Row,Other,Four row
Service OEM Customized Services,OEM / pre- and after-sale service,OEM Service.Design Service,OEM
Heat Treatment Gear /Rings Quenching
Sample Avaliable
Classifiion Slewing Ring Bearing
Seals Type Seal
Payment Terms T/T,,/ PAYAPL
Material Chrome Steel (GCr15) 42CrMo、5CrMnMo
Delivery Time 5-8 working days
Cage Steel Cage.Brass Cage.Nylon Cage,Brass,Steel,Nylon
Productname Slewing Ring Bearing
Appliion General industrial transmission systems
Production Ability 30000pcs/month
Supply Ability 5000PCS/ month
Feature Long Life,High Precision ; Lower noise,With Snap Ring,low price low noise
Part Name Swing bearing
Model Number EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V-O-L-V-O EXCAVATOR
Brand Name GQZ /OEM / NEUTRAL
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Gear Type Non gear teeth type Certifiion ISO 9001
Stock Enough stock Number of row Single Row,Double Row,Other,Four row
Service OEM Customized Services,OEM / pre- and after-sale service,OEM Service.Design Service,OEM Heat Treatment Gear /Rings Quenching
Sample Avaliable Classifiion Slewing Ring Bearing
Seals Type Seal Payment Terms T/T,,/ PAYAPL
Material Chrome Steel (GCr15) 42CrMo、5CrMnMo Delivery Time 5-8 working days
Cage Steel Cage.Brass Cage.Nylon Cage,Brass,Steel,Nylon Productname Slewing Ring Bearing
Appliion General industrial transmission systems Production Ability 30000pcs/month
Supply Ability 5000PCS/ month Feature Long Life,High Precision ; Lower noise,With Snap Ring,low price low noise
Part Name Swing bearing Model Number EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V-O-L-V-O EXCAVATOR
Brand Name GQZ /OEM / NEUTRAL Place of Origin China
High Light Volvo excavator slewing ring bearingEC55B swivel turntable bearingECR88 swing gear bearing
EC55 SWING GEAR EC55B SLEWING RING BEARING ECR88 SWIVEL TURNTABLE BEARING FOR V-O-L-V-O EXCAVATOR
Product Overview

Slewing Ring Bearing is a precision rotary component tailored for excavators. It connects the excavator’s upper structure to the lower chassis, enabling smooth 360° rotation. Made of high-strength 50Mn/42CrMo alloy steel via advanced forging and heat treatment, it offers excellent durability and load-bearing capacity for harsh construction sites. As an OEM replacement, it ensures seamless compatibility, reducing maintenance time and costs, and features integrated races, rolling elements and seals for dusty/muddy environments.

Key Specifiions
  • Key Features

    • Perfect Model Compatibility: Customized- matching OEM specs for direct, modifiion-free installation.
    • Superior Load-Bearing Capacity: Single-row angular contact or three-ring design supports axial, radial and overturning loads for digging, lifting and swinging.
    • High-Strength & Durable: 50Mn/42CrMo alloy steel with heat treatment and precision grinding; surface anti-rust treatment enhances corrosion resistance.
    • Smooth & Precise Rotation: High-precision raceways and controlled clearances ensure low resistance, quiet operation and accurate positioning.
    • Robust Sealing: High-quality seals prevent soil, water and dust from entering, protecting internal components in harsh conditions.
    • Optional Internal Gear: Internal gear meshes perfectly with the excavator’s drive system, offering better strength and protection.
    • Easy Maintenance: Integrated lubriion channels and grease ports enable convenient maintenance to extend service life.
Typical Appliions
  • Exclusively designed for the excavator, this slewing ring is critical for heavy-duty scenarios requiring smooth rotation and strong load-bearing. Main appliions:
    • Construction & Earthmoving: Urban/rural projects (foundation digging, backfilling, trench digging) in tight or complex terrains.
    • Mining & Quarrying: Small-to-medium mining (ore extraction, gravel mining) with heavy loads, dust and vibration.
    • Infrastructure Maintenance: Municipal engineering, park renovation and road maintenance (debris cleaning, small-scale demolition).
    • Agricultural & Rural Construction: Farmland renovation, irrigation ditch digging and rural housing, adapting to harsh outdoor conditions.
    • Aftermarket Replacement: Direct OEM replacement for worn slewing rings, restoring excavator performance for maintenance and repair services.
Why Choose GQZ Bearing
  • Strict inspection of insulation layer and dielectric strength
  • Stable batch production 
  • OEM and customized solutions supported
  • Competitive factory pricing for bulk buyers
  • Technical support for traction motor bearing selection

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company

  • Year Established:

    1989

  • Total Annual:

    1000000-10000000

  • Employee Number:

    10~100

  • Ecer Certification:

    Verified Supplier

  Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...   Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...

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  • Wuxi Guangqiang Bearing Trade Co.,Ltd
  • No. 650 North Xingyuan Road, Beitang District, Wuxi, China.
  • https://www.ball-rollerbearing.com/

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