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Snap Ring Groove Ball Bearings 6312-ZNRJ/C3

Snap Ring Groove Ball Bearings 6312-ZNRJ/C3

The 6312-ZNRJ/C3 is a shielded snap ring groove ball bearing with a 60mm bore and 130mm outer diameter, built from sturdy chrome steel. It handles radial loads up to 18412 lbf and operates smoothly at speeds up to 5300 RPM.

Its snap ring design keeps the bearing securely in place, while the C3 radial clearance allows for slight thermal expansion. The shielded construction helps keep contaminants out, extending its lifespan.

This model is interchangeable with SKF bearings, making replacements straightforward. It’s suitable for industrial machinery, pumps, or gearboxes where radial loads are common.

Weighing 1699g, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it works in temperatures from -30°C to 120°C.

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Product Parameters

  • Part Number 6312-ZNRJ/C3
  • 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 -0.150mm 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 C3
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Chrome Steel
  • Dynamic Radial Load 18412 lbf
  • Static Radial Load 11735 lbf
  • Temperature Range -30°to 120 °C
  • ROHS Compliant
  • REACH Compliant
  • Max Speed 5300 rpm
  • Weight 1699 g
  • Price（$） 44.6
Snap Ring Groove Ball Bearings 6312-ZNRJ/C3 dimension drawing
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Features

How Does 6312-ZNRJ/C3 Bearing Reduce Friction?

6312-ZNRJ/C3 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 on the outer ring provides secure fitting, reducing vibration and wear.
With a dynamic radial load capacity of 18412 lbf, it handles heavy loads efficiently.

Designed for radial loads, 6312-ZNRJ/C3 Bearing operates smoothly at speeds up to 5,300 rpm.
Its C3 clearance allows for thermal expansion, ensuring reliability in varying temperatures.

Application

Common Applications of 6312-ZNRJ/C3 Bearing
6312-ZNRJ/C3 Bearing is widely used in industrial machinery, such as pumps and gearboxes, where its shielded design helps keep contaminants out. The snap ring feature ensures secure mounting, making it ideal for high-vibration environments.

In automotive applications, 6312-ZNRJ/C3 Bearing supports components like alternators and water pumps, providing reliable performance under radial loads. Its C3 clearance allows for thermal expansion, which is useful in engine compartments.

For automation systems, 6312-ZNRJ/C3 Bearing is a solid choice for robotic arms and conveyor belts, thanks to its durable chrome steel construction. The shielded seals also help extend bearing life in dusty or humid conditions.

Where Is 6312-ZNRJ/C3 Bearing Used?
You’ll often find 6312-ZNRJ/C3 Bearing in household appliances like washing machines, where its snap ring simplifies installation. The shielded design also helps protect against detergent and moisture.

In agricultural equipment, 6312-ZNRJ/C3 Bearing handles heavy radial loads in machinery like harvesters. Its robust construction and C3 clearance make it suitable for fluctuating temperatures and rough conditions.

Q&A

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