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Wuxi Guangqiang Bearing Trade Co.,Ltd

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China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage
China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage

  1. China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage
  2. China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage
  3. China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage
  4. China NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage

NJ306 ECM Cylindrical Roller Bearing 30x72x19mm with Brass Machined Cage

  1. MOQ: 10 Pieces
  2. Price: USD 12-28 / Piece
  3. Get Latest Price
Limiting Speed (Grease) 12,000 rpm
Width (B) 19 mm
Packaging Details GQZ Bearing branded box with anti-rust VCI paper, export-grade plywood case
Bore Diameter (d) 30 mm
Material GCr15 / 100Cr6 Bearing Steel
Payment Terms T/T,L/C,
Bearing Type Cylindrical Roller Bearing
Static Load Rating (C0r) 48 kN
Delivery Time 3-5 working days for stock, 15-20 days for production
Cage Type ECM (Brass Machined Cage)
Limiting Speed (Oil) 14,000 rpm
Outer Diameter (D) 72 mm
Supply Ability 50000 Pieces per Month
Model NJ306 ECM
Dynamic Load Rating (Cr) 49.5 kN
Precision Class P0 (Normal)
Certifiion ISO 9001:2015
Brand Name GQZ Bearing
Model Number NJ306 ECM
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Limiting Speed (Grease) 12,000 rpm Width (B) 19 mm
Packaging Details GQZ Bearing branded box with anti-rust VCI paper, export-grade plywood case Bore Diameter (d) 30 mm
Material GCr15 / 100Cr6 Bearing Steel Payment Terms T/T,L/C,
Bearing Type Cylindrical Roller Bearing Static Load Rating (C0r) 48 kN
Delivery Time 3-5 working days for stock, 15-20 days for production Cage Type ECM (Brass Machined Cage)
Limiting Speed (Oil) 14,000 rpm Outer Diameter (D) 72 mm
Supply Ability 50000 Pieces per Month Model NJ306 ECM
Dynamic Load Rating (Cr) 49.5 kN Precision Class P0 (Normal)
Certifiion ISO 9001:2015 Brand Name GQZ Bearing
Model Number NJ306 ECM Place of Origin China
High Light ECM Reinforced Brass Cage DesignNJ306 Single Flange Inner RingHigh Radial Load Capacity Bearing
NJ306 ECM Cylindrical Roller Bearing — Reinforced Brass Machined Cage

The NJ306 ECM cylindrical roller bearing is a high-performance single-row roller bearing designed for appliions requiring high radial load capacity and high-speed operation. The ECM brass machined cage offers superior wear resistance, excellent heat dissipation, and extended service life compared to standard pressed steel cages.

ECM Design Advantages
  • Reinforced Internal Design: The E-suffix indies an optimized roller and raceway geometry that increases dynamic load rating by approximately 15-20% over standard NJ306 bearings.
  • Brass Machined Cage (M): Precision-machined from high-strength brass, providing exceptional dimensional stability and thermal resistance up to 200°C. Ideal for high-speed and high-temperature appliions.
  • Window-Type Cage: The C designation indies a window-type cage design that guides on the rolling elements, reducing friction and improving lubriion distribution.
NJ Design Features
  • Single Flange Inner Ring: Allows axial displacement of the shaft relative to the housing in one direction, accommodating thermal expansion while carrying radial loads.
  • Double Flange Outer Ring: Provides axial guidance for the roller set, ensuring stable operation under combined loading conditions.
  • Separable Design: Inner ring with roller and cage assembly can be mounted separately from the outer ring, simplifying installation and maintenance.
NJ306 ECM Cylindrical Roller Bearing
Technical Specifiions
Bore Diameter (d) 30 mm
Outer Diameter (D) 72 mm
Width (B) 19 mm
Dynamic Load Rating (Cr) 49.5 kN
Static Load Rating (C0r) 48 kN
Limiting Speed (Grease) 12,000 rpm
Limiting Speed (Oil) 14,000 rpm
Weight 0.38 kg
Appliions
  • Electric motors and generators
  • Industrial gearboxes and transmissions
  • Pump and compressor shafts
  • Machine tool spindles
  • Material handling equipment
  • Automotive transmission systems
Why Choose GQZ Bearing?

Every GQZ Bearing NJ306 ECM cylindrical roller bearing is manufactured from premium GCr15 bearing steel and undergoes 100% quality inspection including dimensional checks, radial internal clearance measurement, vibration testing, and rotating accuracy verifiion. The ECM reinforced brass cage design ensures reliable performance in demanding high-speed industrial appliions.

Packaging & Delivery
  • Individual anti-rust VCI paper wrapping
  • GQZ Bearing branded box with protective foam
  • Export-grade fumigated plywood case
  • Sample orders: 3-5 working days
  • Bulk production: 15-20 days

Contact us for competitive pricing, technical datasheets, or sample requests. OEM and private labeling available.

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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