Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand Name	HRB Harbin
Bearing Series	623, 624, 625, 626, 627, 628, 629
Seal Configuration	ZZ (Metal) or 2RZ (Rubber)
Ring Material	GCr15 Chrome Steel
Precision Rating	ABEC-1 (ISO P0)
Cage Material	Stamped Steel
Lubrication Type	Pre-filled Grease
Noise Level	Low Vibration
Package Weight	50g per unit (approx)
Warranty Period	1 Year Manufacturer Warranty

5 reviews

Anonymous

Apr 16, 2026

Rating: 5/5

Bulk Order Success

Ordered 50 units. All consistent quality. Packaging was secure and no damages during transit.

Anonymous

Mar 25, 2026

Rating: 5/5

Good Value

Shipping took a bit long but product is fine. Fits perfectly into the motor housing. Recommended.

Anonymous

Mar 15, 2026

Rating: 5/5

Official Store Trust

Happy to buy from flagship store. Genuine HRB products as described. Will order again for my machinery.

Anonymous

Feb 21, 2026

Rating: 5/5

Perfect Fit

Used 625 for my drone motor. Works great under high RPM. No overheating issues so far.

Anonymous

Feb 18, 2026

Rating: 5/5

Great Quality

Bearings arrived well packaged. Smooth spin and no noise during operation. Very satisfied with the authenticity.

5 FAQ

Q: How long does shipping take?

A: Domestic orders usually arrive within 3-7 business days. International shipping times vary by location.

Q: Can these handle high temperatures?

A: Standard grease handles up to 120°C. For higher temperatures, please contact us for specialized lubrication options.

Q: What is the difference between ZZ and 2RZ?

A: ZZ indicates metal shields on both sides, while 2RZ indicates rubber contact seals on both sides for better dust protection.

Q: What is the return policy?

A: We offer a 30-day return policy if the item is unused and in original packaging. Please contact support for instructions.

Q: Are these genuine HRB bearings?

A: Yes, we are the official flagship store and all products are authentic Harbin Factory bearings.

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