Excavator bearing steel Caged Cylindrical Roller Bearing Nj209e Bearing Nj209 with Brass or Steel Retainer

Excavator bearing steel Caged Cylindrical Roller Bearing Nj209e Bearing Nj209 with Brass or Steel Retainer

Company Profile

Hongye stands out with its unique capabilities! As a leading global metal distribution company, we provide tailored product solutions to meet our clients' needs, helping them gain a competitive edge.

Founded in 2009 and headquartered in Wuxi, China, Hongye has made significant achievements in the aerospace, defense, transportation, shipbuilding, semiconductor, energy, and construction sectors over the past five years.

We offer solutions in sheets, pipes, profiles, building materials, specialty steels, stainless steels, and non-ferrous metals. Additionally, our involvement in finance and port operations strengthens our position in the metal import and export market.

With our integrated “one-stop” services that include procurement, processing, retail, and logistics, Hongye has become an industry benchmark. We excel in delivering high-quality, cost-effective products, supported by robust supply chain management to meet customer needs continuously.

Internationally, Hongye has established a solid business network in Europe, Southeast Asia, and the Middle East. Our multilingual and culturally adept trade team ensures efficient and professional service for every transaction.

Since 2010, Hongye has made notable progress in sustainability, recognized by multiple institutions. By the end of 2012, we had invested 1.22 billion RMB (200 million USD) in China's metal distribution industry, becoming a significant local investor. We aim to expand our market share through collaboration and innovation.

Looking ahead, Hongye will continue to globalize, leveraging our experience and resources to grow our international market share and aspire to be a leader in the global metal distribution industry.

Our goal is to rank among the top 10 in comprehensive strength in China's metal distribution market.

Product Specification

1. Bearing Designations:

   • NJ209E
   • NJ209

2. Dimensional Specifications:

   • Bore Diameter: 45 mm
   • Outside Diameter: 85 mm
   • Width: 19 mm

3. Load Ratings:

   • Dynamic Load Rating:
     • NJ209E: 41.5 kN
     • NJ209: 39 kN
   • Static Load Rating:
     • NJ209E: 28 kN
     • NJ209: 26 kN

4. Rotational Speed:

   • Maximum Rotational Speed (Grease Lubrication):
     • NJ209E: 7,100 rpm
     • NJ209: 7,500 rpm

5. Radial Internal Clearance:

   • Increased internal clearance (C3)

6. Material Composition:

   • Bearing Rings: High-quality excavator bearing steel
   • Roller Elements: Hardened and ground cylindrical rollers
   • Retainer: Available in brass or steel

7. Design Features:

   • Caged cylindrical roller design
   • Enhanced roller guidance and lubrication

8. Applications:

   • Excavators and other heavy construction equipment
   • Mining and quarrying machinery
   • Agricultural and forestry equipment
   • Industrial machinery and equipment

The key specifications highlight the high load-carrying capacity, robust construction, and suitability for demanding heavy-duty applications. The increased internal clearance (C3) and caged roller design contribute to the bearings' efficient performance and extended service life. The availability of brass or steel retainers allows for customization based on the specific application requirements.

Product Description

Product Description:

• Caged cylindrical roller bearing
• Bearing designations: NJ209E, NJ209
• Available with brass or steel retainers

Materials:

• Bearing inner and outer rings: High-quality excavator bearing steel
• Roller elements: Hardened and ground cylindrical rollers
• Retainer: Brass or steel

Dimensions and Specifications:

• Bore Diameter: 45 mm
• Outside Diameter: 85 mm
• Width: 19 mm
• Dynamic Load Rating: 41.5 kN (NJ209E), 39 kN (NJ209)
• Static Load Rating: 28 kN (NJ209E), 26 kN (NJ209)
• Rotational Speed (Grease Lubrication): 7100 rpm (NJ209E), 7500 rpm (NJ209)
• Radial Internal Clearance: C3 (increased)

Key Features:

• High load-carrying capacity
• Suitable for heavy-duty applications
• Caged design for enhanced roller guidance and lubrication
• Increased internal radial clearance (C3) for improved performance
• Available with brass or steel retainers to suit specific application requirements

Applications:

• Excavators and other heavy construction equipment
• Mining and quarrying machinery
• Agricultural and forestry equipment
• Industrial machinery and equipment

Product Characteristics

 

1. Material Composition:

   • Bearing inner and outer rings made of high-quality excavator bearing steel
   • Hardened and ground cylindrical roller elements
   • Retainer available in brass or steel

2. Dimensional Specifications:

   • Bore diameter: 45 mm
   • Outside diameter: 85 mm
   • Width: 19 mm
   • Conformance to relevant industrial standards

3. Load-Carrying Capacity:

   • High dynamic load rating: 41.5 kN (NJ209E), 39 kN (NJ209)
   • High static load rating: 28 kN (NJ209E), 26 kN (NJ209)
   • Suitable for heavy-duty applications

4. Rotational Speed and Lubrication:

   • Maximum rotational speed (grease lubrication):
     • NJ209E: 7,100 rpm
     • NJ209: 7,500 rpm
   • Increased internal radial clearance (C3) for improved performance

5. Caged Design:

   • Caged cylindrical roller design for enhanced roller guidance and lubrication
   • Ensures efficient power transmission and load distribution

6. Retainer Options:

   • Available with brass or steel retainers
   • Brass retainers offer good wear resistance and anti-friction properties
   • Steel retainers provide higher strength and durability

7. Applications:

   • Excavators and other heavy construction equipment
   • Mining and quarrying machinery
   • Agricultural and forestry equipment
   • Industrial machinery and equipment

 

 

Application of the product

 

1. Excavators and Construction Equipment:

   • Bucket pivot points
   • Boom and arm articulation points
   • Undercarriage and track systems
   • Swing bearings and slewing rings

2. Mining and Quarrying Machinery:

   • Wheel loaders
   • Haul trucks
   • Crushing and screening equipment
   • Drilling rigs and rock breakers

3. Agricultural and Forestry Equipment:

   • Tractors and harvesters
   • Forestry machinery (e.g., fellers, skidders, loaders)
   • Attachments such as front-end loaders and backhoes

4. Industrial Machinery and Equipment:

   • Material handling equipment (e.g., cranes, forklifts)
   • Conveyors and processing lines
   • Heavy-duty gearboxes and transmissions
   • Rolling mills and press equipment

• The key advantages of using these excavator bearing steel caged cylindrical roller bearings in these applications include:

• High Load-Carrying Capacity:

  • Ability to handle heavy loads and shock loads encountered in construction, mining, and industrial equipment

• Reliability and Durability:

  • Robust design and use of high-quality excavator bearing steel ensure long service life and minimized downtime

• Enhanced Operational Performance:

  • Caged design and increased internal clearance (C3) enable efficient power transmission and smooth operation

• Flexibility in Retainer Selection:

  • Availability of brass or steel retainers allows for optimization based on specific application requirements

• Suitability for Harsh Environments:

  • Designed to withstand the demanding operating conditions in construction, mining, and industrial settings

 

 

FAQ

Q1: Are you trading company or manufacturer?

A: We are the manufacturer with 3 factories. Specializing in producing welded Wear plate, carbon steel profile, Carbon Products bollard for over 10 years.

Q2:What product information must I provide before making a purchase?
A:Please provide the grade, width, thickness, and surfacetreatment requirements, as well as the quantities you require.

Q3:What are your payment terms?
A: 30% T/T in advance and 70% balance before shipment or based on BL copy or LC at sight.

Q4:Is it possible to send samples?
A: Of course, we offer free samples and express shipping to customers all over the world.

Q5:Do you offer a service for customized products?
A: Yes, we can produce according to your specifications and drawings.

Q6:Can you assist me in importing steel products for the first time?
A: Yes, we have shipping agent who will arrange the shipment with you.
Q7. What is your delivery time?
A: Within 7 working days after receiving your balance payment.