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Heavy Duty Needle Roller Bearings (Machined) NKI40/30-TW-XL
Heavy Duty Needle Roller Bearings (Machined) NKI40/30-TW-XL

Heavy Duty Needle Roller Bearings (Machined) NKI40/30-TW-XL

The NKI40/30-TW-XL is a heavy-duty needle roller bearing with a 40mm bore and 55mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 11700 lbf and spins smoothly at speeds up to 10200 RPM.
Its double-row design and plastic cage ensure durability and reduced friction, making it suitable for high-load applications. The open seal type allows for easy lubrication, essential for maintaining its efficiency.
This bearing is press-fit mounted, ensuring a secure installation on shafts. It operates well in temperatures from -20°C to 110°C, making it versatile for various environments.
Ideal for industrial machinery and automotive applications where radial load capacity and speed are critical. Compliant with RoHS standards, it’s a dependable choice for replacements, especially as it’s interchangeable with INA bearings. Weighing just 216g, it’s lightweight yet robust.

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Product Parameters

  • Part Number NKI40/30-TW-XL
  • Brand TFL
  • Interchangeable brand INA
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Inner Ring Yes
  • Series With Inner Ring
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 30 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Plastic
  • Roller Material Steel
  • Dynamic Radial Load 11700 lbf
  • Static Radial Load 23175 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 10200 rpm
  • Weight 216 g

Features

Performance Features of NKI40/30-TW-XL Bearing
NKI40/30-TW-XL Bearing is built with double-row needle rollers, offering high radial load capacity up to 11700 lbf.
Its steel construction ensures durability, while the plastic cage reduces friction for smoother operation.
The bearing operates efficiently within a temperature range of -20 to 110°C, suitable for various environments.
With a maximum speed of 10200 rpm, it balances performance and longevity in heavy-duty applications.

Application

Industrial Uses of NKI40/30-TW-XL Bearing
NKI40/30-TW-XL Bearing is commonly used in heavy-duty industrial machinery, such as construction equipment and hydraulic pumps, where its double-row needle rollers handle high radial loads efficiently. The open design allows for easy lubrication, extending service life in demanding conditions.
In automotive applications, NKI40/30-TW-XL Bearing fits well in gearboxes and transmission systems, providing reliable performance under constant stress. Its press-fit mounting ensures a secure connection, reducing vibration and wear over time.
For automation systems, NKI40/30-TW-XL Bearing’s compact design makes it suitable for robotic arms and conveyor belts, where space is limited but performance is critical. The steel construction offers durability, even in high-speed operations.
Where Is NKI40/30-TW-XL Bearing Used?
You’ll often find NKI40/30-TW-XL Bearing in agricultural machinery, like harvesters and tractors, where its ability to handle heavy loads is essential. The plastic cage reduces friction, ensuring smoother operation in dusty environments.
In packaging machines, NKI40/30-TW-XL Bearing’s high-speed capability keeps production lines running smoothly. Its metric sizing makes it a versatile choice for various European and Asian equipment standards.
Built for Heavy-Duty Use: NKI40/30-TW-XL Bearing
NKI40/30-TW-XL Bearing excels in mining equipment, where its robust design withstands extreme conditions. The steel rollers and rings provide long-lasting performance, even under constant stress.
For printing presses, NKI40/30-TW-XL Bearing’s precision ensures consistent paper feed and alignment. The open seal design allows for regular maintenance, keeping downtime to a minimum.

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