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Snap Ring Groove Ball Bearings 312-ZNRJ
Snap Ring Groove Ball Bearings 312-ZNRJ

Snap Ring Groove Ball Bearings 312-ZNRJ

The 312-ZNRJ is a shielded snap ring groove ball bearing with a 60mm bore and 130mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 20525 lbf and operates smoothly at speeds up to 6000 RPM.

Its snap ring design ensures secure fitting, while the shielded construction keeps contaminants out for longer service life. The bearing performs reliably in temperatures ranging from -30°C to 120°C.

This model is interchangeable with SKF bearings, offering a practical replacement option. Suitable for machinery where radial loads and secure mounting are key, such as conveyor systems or electric motors.

Weighing 1.85kg, it’s a robust choice for industrial applications. Compliant with RoHS and REACH standards, it meets environmental and safety requirements.

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Product Parameters

  • Part Number 312-ZNRJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 31 mm
  • Width Tolerance -0.15mm to 0
  • Outside Diameter Of Snap Ring 139.7 mm
  • Width Of Snap Ring 2.82 mm
  • System of Measurement Metric
  • For Load Direction Radial
  • Construction Single Row
  • Bearing Type Ball
  • Seal Type Shielded
  • Locating Feature Bearing Outer Ring Snap Ring (fitted)
  • Tolerance Class ABEC 1 | ISO P0
  • Radial Clearance Trade No CN
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Chrome Steel
  • Dynamic Radial Load 20525 lbf
  • Static Radial Load 17535 lbf
  • Temperature Range -30°to 120 °C
  • ROHS Compliant
  • REACH Compliant
  • Max Speed 6000 rpm
  • Weight 1.85 kg
  • Price($) 40.8

Features

How Does 312-ZNRJ Bearing Reduce Friction?

312-ZNRJ Bearing features chrome steel rings and balls, ensuring smooth operation with minimal friction.
Its shielded design protects against contaminants, maintaining performance in various environments.

The snap ring groove on the outer ring simplifies installation, saving time and effort.
With a dynamic radial load capacity of 20525 lbf, it handles heavy-duty applications reliably.

312-ZNRJ Bearing operates efficiently at speeds up to 6,000 rpm, balancing durability and performance.
Its temperature range of -30° to 120°C makes it suitable for diverse working conditions.

Application

Industrial Uses of 312-ZNRJ Bearing
312-ZNRJ Bearing is commonly used in conveyor systems, where its snap ring groove ensures secure mounting and easy installation. The shielded design helps keep contaminants out, making it suitable for dusty environments.

What Makes 312-ZNRJ Bearing a Preferred Choice?
In automotive applications like electric motors, 312-ZNRJ Bearing handles radial loads efficiently while maintaining smooth operation. Its chrome steel construction offers durability, even under continuous use.

Built for Heavy-Duty Use: 312-ZNRJ Bearing
This bearing fits well in industrial fans and pumps, where its high dynamic load capacity ensures reliable performance. The snap ring feature adds stability, reducing the risk of misalignment.

Medical vs Industrial: Where 312-ZNRJ Bearing Excels
While not typically used in medical devices, 312-ZNRJ Bearing shines in industrial gearboxes and machinery. Its robust design and temperature tolerance make it ideal for demanding environments.

Perfect Fit for Automation: 312-ZNRJ Bearing
In robotic arms and automated assembly lines, 312-ZNRJ Bearing provides precise movement with minimal maintenance. The shielded seals help prolong its lifespan in high-speed applications.

Q&A

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