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Needle Roller And Cage Assemblies K70X78X30

Needle Roller And Cage Assemblies K70X78X30

The K70X78X30 is a needle roller and cage assembly with a 70mm bore and 78mm outer diameter, designed for compact spaces. Its single-row construction and steel cage provide reliable performance under radial loads up to 13500 lbf.
This assembly spins smoothly at speeds up to 6600 RPM, making it suitable for high-speed applications. The steel needles ensure durability, while the lightweight design (148g) reduces overall system weight.
It operates efficiently in temperatures from -30°C to 110°C and is RoHS compliant for environmental safety. The K70X78X30 is interchangeable with INA bearings, offering flexibility for replacements.
Ideal for use in gearboxes, transmissions, or industrial machinery where space is limited but high load capacity is needed. Its robust design ensures long service life with minimal maintenance.

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Product Parameters

  • Part Number K70X78X30
  • Brand TFL
  • Interchangeable INA
  • Bore Dia 70 mm
  • Outer Dia 78 mm
  • Width 30 mm
  • System of Measurement Metric
  • Roller Bearing Type Needle
  • Construction Single Row
  • Series K Series
  • Cage Material Steel
  • Needle Material Steel
  • Dynamic Radial Load 13500 lbf
  • Static Radial Load 30375 lbf
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • Max Speed 6600 rpm
  • Weight 148 g
Needle Roller And Cage Assemblies K70X78X30 dimension drawing
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Features

How Does K70X78X30 Bearing Handle Heavy Radial Loads?
K70X78X30 Bearing features a robust steel cage and needle rollers, designed to manage high radial loads efficiently.
Its dynamic radial load capacity reaches 13,500 lbf, making it suitable for demanding industrial applications.
The steel construction ensures durability, even in high-speed operations up to 6,600 rpm.
With a temperature range of -30° to 110°C, it performs reliably in various environmental conditions.
K70X78X30 Bearing’s single-row design simplifies installation while maintaining precision and stability.
Its lightweight construction at 148 g reduces overall system weight without compromising strength.

Application

Key Fields for K70X78X30 Bearing
K70X78X30 Bearing is commonly used in industrial gearboxes, where its compact design and high load capacity make it ideal for space-constrained applications. The steel construction ensures durability even in demanding environments.
In automotive transmissions, K70X78X30 Bearing provides smooth operation under high radial loads, enhancing performance and longevity. Its metric sizing makes it a versatile choice for various vehicle models.
For automation systems, K70X78X30 Bearing excels in robotic arms and conveyor belts, offering reliable performance at high speeds. The steel cage and needles contribute to its consistent operation over time.
Where Is K70X78X30 Bearing Used?
K70X78X30 Bearing is frequently found in printing machinery, where its precision and high-speed capability ensure smooth paper handling. The steel components resist wear, reducing maintenance needs.
In agricultural equipment, K70X78X30 Bearing supports heavy loads in tractors and harvesters, proving its reliability in tough conditions. Its robust design handles both static and dynamic radial loads effectively.
Designed for Versatility: K70X78X30 Bearing
K70X78X30 Bearing is a great fit for electric motors, where its low friction and high-speed performance improve efficiency. The steel needles and cage provide long-lasting service.
In packaging machines, K70X78X30 Bearing ensures precise movement of components, enhancing productivity. Its compact size and high load capacity make it a practical choice for tight spaces.
Light-Duty vs Heavy-Duty: Best Uses for K70X78X30 Bearing
For light-duty applications like office printers, K70X78X30 Bearing offers quiet and efficient operation. Its steel construction ensures reliability even with frequent use.
In heavy-duty scenarios like construction equipment, K70X78X30 Bearing handles intense radial loads without compromising performance. The high dynamic load rating makes it suitable for rugged environments.

Q&A

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