lianxidianhua +86 15806631151 send-sms info@sdtflbearing.com
/
/
Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECML

The NJ 309 ECML is a single row cylindrical roller bearing with a 45mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 25200 lbf and spins smoothly at speeds up to 13000 RPM.

Its brass cage design ensures stability, while the open seal allows easy lubrication with grease or oil. The bearing performs well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like gearboxes or industrial machinery where radial and axial loads are present.

Weighing 1.01kg, it offers a robust yet manageable solution for demanding environments. Compliant with RoHS and REACH standards for safe and reliable use.

SEND INQUIRY

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Product Parameters

  • Part Number NJ 309 ECML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 25 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 64.4 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 1.7 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass cage, inner or outer ring centred
  • Dynamic Radial Load 25200 lbf
  • Static Radial Load 22500 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 13000 rpm
  • Weight 1.01 kg
  • Shoulder Dia Of Outer Ring 83.75 mm
  • Raceway Diameter Of Inner Ring 58.5 mm

Features

Performance Features of NJ 309 ECML Bearing

NJ 309 ECML Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25200 lbf, making it suitable for heavy-duty applications.
The brass cage ensures smooth operation and reduces friction, even at high speeds up to 13,000 rpm.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is NJ 309 ECML Bearing Engineered for Reliability?

NJ 309 ECML Bearing features a single-row cylindrical design, providing excellent radial load capacity.
The chrome steel construction enhances durability, while the brass cage maintains roller alignment.
Its permissible axial displacement of 1.7 mm allows for slight misalignment without compromising performance.
This bearing is compatible with both grease and oil lubrication, offering flexibility in maintenance.

Designed for Durability: NJ 309 ECML Bearing

NJ 309 ECML Bearing’s chrome steel rollers and rings ensure long service life under heavy loads.
The inner ring design simplifies installation and improves stability during operation.
With a static radial load capacity of 22500 lbf, it handles demanding industrial applications.
Its open seal type allows for easy inspection and maintenance, reducing downtime.

Steel vs Ceramic Bearings: Strengths of NJ 309 ECML Bearing

NJ 309 ECML Bearing uses chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides excellent wear resistance and load capacity compared to ceramic options.
The brass cage further enhances its reliability, making it a practical choice for many applications.
Its wide temperature range ensures consistent performance in various environments.

Application

Key Fields for NJ 309 ECML Bearing
NJ 309 ECML Bearing is commonly used in industrial machinery, such as gearboxes and electric motors, where its cylindrical roller design handles combined loads efficiently. The brass cage ensures smooth operation even at high speeds.

Where Is NJ 309 ECML Bearing Used?
In automotive applications, NJ 309 ECML Bearing supports components like transmissions and differentials, thanks to its robust chrome steel construction. Its metric sizing makes it a versatile choice for various vehicle models.

Perfect Fit for Automation: NJ 309 ECML Bearing
NJ 309 ECML Bearing is ideal for robotic arms and automated production lines, where precision and reliability are key. The open design allows for easy lubrication, extending its service life.

Medical vs Industrial: Where NJ 309 ECML Bearing Excels
In medical devices like centrifuges, NJ 309 ECML Bearing offers quiet and stable performance. For industrial pumps, its high-speed capability and durability make it a dependable option.

Essential Roles of NJ 309 ECML Bearing
NJ 309 ECML Bearing is a go-to choice for heavy machinery, such as conveyor systems, due to its ability to handle radial and axial loads. The temperature range ensures performance in varied environments.

Q&A

SEND INQUIRY

"*" indicates required fields

This field is for validation purposes and should be left unchanged.