Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	HRB (Harbin)
Model Series	6905, 6906, 6907, 6908, 6909, 6910
Bearing Type	Deep Groove Ball Bearing
Seal Type	ZZ (Metal) / 2RZ (Rubber)
Material	Chrome Steel GCr15
Precision Grade	ABEC-1 (ISO P0)
Internal Clearance	C0 (Standard)
Cage Material	Steel Stamped
Lubrication	Pre-greased
Country of Origin	China

5 reviews

Anonymous

Apr 01, 2026

Rating: 5/5

Fast Shipping

Arrived in original packaging. Seals look intact and high quality.

Anonymous

Mar 08, 2026

Rating: 4/5

Good for DIY

Used on lathe upgrade. Works well though shipping took a few extra days.

Anonymous

Mar 07, 2026

Rating: 5/5

Genuine HRB

Confirmed authentic via QR code. Smooth spin and no noise during operation.

Anonymous

Feb 06, 2026

Rating: 4/5

Standard Size

Dimensions match catalog exactly. Good value for bulk purchase.

Anonymous

Jan 29, 2026

Rating: 5/5

Quiet Operation

Replaced old bearings in my motor. Noise is completely gone now.

5 FAQ

Q: Are these high speed rated?

A: Suitable for standard motor speeds. Please check specific RPM limits for your model.

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

A: ZZ has metal shields for high speed, 2RZ has rubber seals for better contamination protection.

Q: Do you ship internationally?

A: Yes, we ship via standard logistics partners to most countries.

Q: Can I return if size is wrong?

A: Yes, returns are accepted within 30 days if the item is unused.

Q: What grease is used?

A: Standard lithium-based grease is pre-filled at the factory.

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