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Heavy Duty Needle Roller Bearings (Machined) NKI75/25-XL
Heavy Duty Needle Roller Bearings (Machined) NKI75/25-XL

Heavy Duty Needle Roller Bearings (Machined) NKI75/25-XL

The NKI75/25-XL is a heavy-duty needle roller bearing with a 75mm bore and 105mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 17550 lbf and spins smoothly at speeds up to 5400 RPM.
Its single-row design with an inner ring ensures stability, while the open seal allows for easy lubrication. The bearing operates well in temperatures from -20°C to 110°C.
This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for heavy machinery or industrial equipment where high radial loads are common.
Weighing 641g, it’s robust yet manageable for its size. Compliant with RoHS standards for safe and sustainable use.

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Product Parameters

  • Part Number NKI75/25-XL
  • Brand TFL
  • Interchangeable brand INA
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Inner Ring Yes
  • Series With Inner Ring
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 25 mm
  • Width Tolerance -0.15mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 17550 lbf
  • Static Radial Load 27675 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 5400 rpm
  • Weight 641 g

Features

Performance Features of NKI75/25-XL Bearing
NKI75/25-XL Bearing is built with steel rings and rollers, offering strong resistance to heavy radial loads.
Its dynamic radial load capacity reaches 17550 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a maximum speed of 5400 rpm, it delivers reliable performance under high-speed conditions.
NKI75/25-XL Bearing operates efficiently in temperatures ranging from -20 to 110°C.
Its press-fit shaft mount design simplifies installation, saving time and effort.
The open seal type allows for easy lubrication, ensuring smooth operation over extended periods.
Weighing just 641g, it combines durability with a lightweight design for versatile use.

Application

Industrial Uses of NKI75/25-XL Bearing
NKI75/25-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its robust design handles high radial loads with ease. The steel construction ensures durability even in demanding environments.
In automotive applications, NKI75/25-XL Bearing fits well in gearboxes and transmission systems, providing reliable performance under continuous stress. Its press-fit mounting makes installation straightforward for mechanics.
For automation systems, NKI75/25-XL Bearing supports robotic arms and conveyor belts, offering smooth operation at high speeds. The open design allows for easy lubrication, extending its service life.
Where Is NKI75/25-XL Bearing Used?
You’ll often find NKI75/25-XL Bearing in industrial fans and pumps, where its needle roller design reduces friction and improves efficiency. The metric sizing ensures compatibility with a wide range of machinery.
In household appliances like washing machines, NKI75/25-XL Bearing helps reduce noise and vibration. Its steel cage provides added strength, making it a dependable choice for daily use.
Built for Heavy-Duty Use: NKI75/25-XL Bearing
NKI75/25-XL Bearing excels in applications like printing presses and packaging machines, where precision and reliability are key. The high dynamic load capacity ensures consistent performance over time.
In material handling systems, NKI75/25-XL Bearing’s compact design saves space while maintaining high load-bearing capabilities. The steel rollers enhance its resistance to wear and tear.
Automotive vs Aerospace: Applications of NKI75/25-XL Bearing
In automotive systems, NKI75/25-XL Bearing is ideal for steering columns and differentials, offering smooth rotation under heavy loads. Its temperature range suits both cold and warm climates.
For aerospace components, NKI75/25-XL Bearing’s lightweight yet sturdy construction makes it suitable for auxiliary systems. The high-speed capability ensures reliable operation in critical applications.

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