Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	HRB (Harbin Bearing)
Bearing Type	Deep Groove Ball Bearing
Model Series	6306, 6307, 6308, 6309, 6310, 6311, 6312, 6313
Seal Type	2Z (Metal Shield) & RZ (Rubber Seal)
Material	Chrome Steel (GCr15)
Precision Grade	ABEC-1 / P0
Cage Material	Steel or Polyamide
Lubrication	Pre-lubricated with Grease
Country of Origin	China
Typical Applications	Motors, Pumps, Gearboxes, Agriculture Machinery

5 reviews

Anonymous

Apr 11, 2026

Rating: 5/5

Reliable industrial component

We use HRB bearings across our production line. Consistent quality and longevity.

Anonymous

Apr 05, 2026

Rating: 5/5

Perfect fit for my motor

Ordered the 6308-2Z for a repair job. Dimensions were spot on and the spin is smooth. HRB is a reliable brand for industrial use.

Anonymous

Mar 24, 2026

Rating: 5/5

Great value bulk pack

Bought several sizes for our workshop. Packaging was secure and no rust on arrival. Will order again.

Anonymous

Feb 26, 2026

Rating: 4/5

Good standard bearing

Works well for general machinery. Not high precision but exactly what was needed for the price point.

Anonymous

Feb 09, 2026

Rating: 5/5

Fast shipping

Needed these urgently for a pump repair. Arrived quickly and the rubber seals (RZ) are tight.

5 FAQ

Q: What is the warranty period?

A: We offer a standard 1-year warranty against manufacturing defects.

Q: Are these suitable for high-speed applications?

A: These are standard precision bearings suitable for moderate speeds. For high-speed applications, please consult our engineering team for specific recommendations.

Q: Do these come pre-lubricated?

A: Yes, all bearings are factory pre-lubricated with standard grease.

Q: Can I mix sizes in one order?

A: Yes, please select the specific size variant from the dropdown menu during checkout to add different sizes to your cart.

Q: What is the difference between 2Z and RZ seals?

A: 2Z refers to metal shields on both sides, while RZ refers to rubber contact seals on both sides. RZ offers better contamination protection.

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