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Wuxi Guangqiang Bearing Trade Co.,Ltd

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China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy
China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy

  1. China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy
  2. China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy
  3. China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy
  4. China 30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy

30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy

  1. MOQ: 1 PCS
  2. Price: USD 10-20
  3. Get Latest Price
Supply Ability 100000 Sets per month
Precision rating P0/P6
Seals type Open
Number of row Single Row
Certifiion ISO9001:2015
Outer diameter(D) 190mm
Delivery Time 3-5 working days
Material GCr15 Chrome Bearing Steel
Payment Terms T/T,,
Width(B) 46.5mm
Bearing Model 30318-A
Inner diameter(d) 90mm
Packaging Details in individual packing box
Model Number 30318-A
Brand Name GQZ /OEM
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 100000 Sets per month Precision rating P0/P6
Seals type Open Number of row Single Row
Certifiion ISO9001:2015 Outer diameter(D) 190mm
Delivery Time 3-5 working days Material GCr15 Chrome Bearing Steel
Payment Terms T/T,, Width(B) 46.5mm
Bearing Model 30318-A Inner diameter(d) 90mm
Packaging Details in individual packing box Model Number 30318-A
Brand Name GQZ /OEM Place of Origin China
High Light Single Row Tapered Roller Bearing 90x190x46.5mmHeavy Load Tapered Roller Bearing for Truck AxleTapered Roller Bearing for Construction Machinery
30318-A Single Row Tapered Roller Bearing 90x190x46.5mm Heavy Load For Heavy Truck Axle Construction Machinery

Product Overview

30318-A is metric single-row tapered roller bearing with upgraded A-type internal geometry, overall dimension 90×190×46.5mm. With large contact angle and separable inner & outer rings, it efficiently bears heavy combined radial and one-way axial loads. Made of premium GCr15 bearing steel, it features outstanding rigidity, wear resistance and stable rotation performance, perfectly suited for heavy-duty vehicles, construction and agricultural machinery under harsh working conditions.

*Send your detailed requirements to get matched bearing solutions promptly.

Key Specifiions
Item Specifiion
Model 30318-A
Bearing Type Single Row Tapered Roller Bearing
Inner Diameter d 90 mm
Outer Diameter D 190 mm
Total Width T 46.5 mm
Inner Ring Width B 43 mm
Outer Ring Width C 36 mm
Dynamic Load Cr 330 kN
Static Load C0r 395 kN
Weight 5.56 kg
Reference Speed 3050 r/min
Limiting Speed 3850 r/min
Structure Separable cone & cup
Mark A Meaning Optimized internal structure, higher load & rigidity
Material GCr15 Chrome Bearing Steel
Seal Open Type
Precision Grade P0 Standard
Temperature Range -40℃ ~ 120℃
Standard DIN 720 / ISO 355
Main Features
  • A optimized internal design improves overall rigidity and load capacity compared with standard 30318
  • Large contact angle design withstands heavy radial + unidirectional axial composite loads
  • Separable cone and cup, convenient for installation, disassembly and clearance adjustment
  • High purity chrome steel body, low friction, excellent wear resistance and long service life
  • Stable running performance, adaptable to heavy-load, dusty and severe working environments
Typical Appliions
  • Widely used in heavy-duty truck axles
  • wheel hubs
  • gearboxes
  • construction machinery
  • agricultural equipment and mining machinery transmission systems.

*Check matched bearing models to complete your mechanical assembly.

Why Choose GQZ Bearing
  • 30 years professional bearing industry experience
  • ISO certified strict quality inspection
  • Flexible OEM & private label customization
  • 3-5 days fast delivery for stocked bearings
  • Full bearing series, universal interchangeable size
  • Factory direct price & reliable after-sales service

FAQ
1.What does the suffix A stand for on 30318-A?
A refers to optimized internal structure design, delivering higher rigidity and enhanced load capacity than ordinary 30318 bearing.
2.What are the exact dimensions of this bearing?
Inner bore 90mm, outer diameter 190mm, total assembly width 46.5mm.
3.What kind of loads can this tapered roller bearing bear?
It is designed to bear combined heavy radial load and one-way axial load simultaneously.
4.Can the inner ring and outer ring be taken apart?
Yes, the cone and cup are fully separable for easy mounting, maintenance and clearance tuning.
5.Where is this bearing widely applied?
Mainly used for heavy truck axles, wheel hubs, gearboxes, mining, construction and large agricultural machinery.

*Contact us anytime for technical parameter consultation & selection guidance.

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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