GQZ 6320 / C3 Single Row Open Deep Groove Ball Bearing 100×215×47mm C3 Radial Clearance

6320 / C3 is single row open deep groove ball bearing. C3 represents enlarged internal radial clearance to accommodate thermal expansion during continuous operation. Open design facilitates periodic cleaning and re-lubrication. It supports radial load and minor bidirectional axial load. Widely fitted on large motors, centrifugal pumps, industrial fans and heavy-duty transmission machinery.

Formal quotation will be sent within 24 hours upon your inquiry.

Model

6320 / C3

Dimensions

d100 mm, D215 mm, B47 mm

Net weight

approx 7.05 kg

Structure

Single row open deep groove ball bearing

Material

GCr15 bearing chrome steel, stamped steel cage

Clearance

C3 increased radial clearance

Alternative versions

6320-2Z / 6320-2RS sealed types available

Complete dimension drawings and load data available on request.

1. C3 extra clearance compensates thermal elongation under high working temperature
2. Open construction enables convenient re-lubrication and routine maintenance
3. Handles radial load together with slight bidirectional axial thrust
4. Low friction design allows stable continuous medium-high speed rotation
5. Standard metric dimension for direct global aftermarket replacement
6. Customizable: OEM laser marking, high temperature special grease

• Large electric motors, industrial blowers and heavy-duty fans
• Centrifugal water pumps and general rotary compression equipment
• Mining machinery and metallurgical auxiliary transmission assemblies
• Heavy-duty conveyor main drive shafts
• Rotary equipment equipped with independent external sealing structures

• 25 years professional bearing manufacturer, products exported globally.
• Strict raw material inspection and precision grinding process.
• 24-hour technical support for model selection.
• Ample stock for machinery distributors.
• Precise dimensions and stable service performance.

• GCr15 raw material quenching & tempering treatment
• Precision superfinishing for bearing rings and steel balls
• Clearance testing and surface anti-rust processing
• Dimension tolerance and rotational noise inspection

If you need 6320 / C3 deep groove ball bearings:

Send inquiry to obtain below supports:

• Quick quotation within 24 hours
• Professional matching suggestions
• Optional 2Z / 2RS sealed variants
• Competitive factory direct price
  Contact our sales team for full datasheets and formal offer.

Q1: What does C3 stand for?

C3 = internal radial clearance larger than standard CN clearance group.

Q2: Main dimensions of 6320 / C3?

100×215×47 mm single row open deep groove ball bearing.

Q3: Suitable working condition for C3 clearance?

High speed, tight fit, large temperature fluctuation operating environment.