A
Anonymous
Apr 19, 2026
Rating: 5/5
Fast Delivery
Needed these urgently for a repair, arrived on time and worked immediately.
Description
Official Direct Store for Harbin Bearings
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | HRB (Harbin) |
| Bearing Type | Deep Groove Ball Bearing |
| Model Series | 6300 Series (6312-6317) |
| Material | Chrome Steel GCr15 |
| Seal Type | ZZ (Metal Shield) / 2RZ (Rubber Seal) |
| Precision Class | P0 (ABEC-1) |
| Internal Clearance | C0 (Standard) |
| Cage Material | Stamped Steel |
| Lubrication | Pre-lubricated with Grease |
| Country of Origin | China |
5 reviews
A
Anonymous
Apr 10, 2026
Rating: 5/5
Great Bearings
Fit perfectly in my lathe. Smooth rotation and no noise during operation.
A
Anonymous
Mar 13, 2026
Rating: 4/5
Solid Performance
Using in agricultural machinery. Holding up well against dust and vibration.
A
Anonymous
Mar 03, 2026
Rating: 4/5
Good Value
Quality is good but packaging was slightly damaged upon arrival. Bearings themselves are fine.
A
Anonymous
Feb 07, 2026
Rating: 5/5
Genuine HRB
Verified authentic. Running cool under load in our industrial motor.
5 FAQ
Q: Is additional lubrication required before installation?
A: No, these come pre-lubricated with standard grease suitable for most applications.
Q: What is the difference between ZZ and 2RZ seals?
A: ZZ uses metal shields for low friction, while 2RZ uses rubber seals for better contamination protection.
Q: Do you ship internationally for bulk orders?
A: Yes, we ship to most countries via courier for bulk and individual orders.
Q: How can I verify authenticity of the HRB brand?
A: Check the laser etching on the outer ring for the HRB logo and model number.
Q: What is the bore size for the 6314 model?
A: The 6314 bearing has a 70mm bore diameter.
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