Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	Harbin
Material	Chrome Steel GCr15
Seal Type	ZZ (Metal) / RS (Rubber)
Precision Rating	ABEC-1 / P0
Cage Material	Steel
Lubrication	Pre-lubricated Grease
Load Type	Radial
Inner Diameter	3mm to 9mm (Varies by Model)
Outer Diameter	10mm to 24mm (Varies by Model)
Package Count	10 Pieces

5 reviews

Anonymous

Apr 23, 2026

Rating: 5/5

Perfect for drone motors

These bearings fit perfectly in my drone motor shafts. Very smooth rotation and no play.

Anonymous

Apr 18, 2026

Rating: 5/5

Smooth operation

Very quiet operation under load. Happy with the purchase for my 3D printer.

Anonymous

Apr 06, 2026

Rating: 5/5

Great value pack

Needed replacements for my RC car. This pack had exactly what I needed at a good price.

Anonymous

Mar 03, 2026

Rating: 5/5

Reliable brand

Harbin is a trusted name. These miniature bearings meet expectations for hobby use.

Anonymous

Feb 22, 2026

Rating: 4/5

Good quality, tight fit

Quality seems solid. They were a bit tight initially but loosened up after use.

5 FAQ

Q: Can I return them if the size is wrong?

A: Yes, unopened packages can be returned within 30 days of purchase.

Q: Are these suitable for high RPM applications?

A: Yes, they are designed for typical hobby motor speeds up to 10,000 RPM.

Q: Is the grease synthetic or lithium?

A: They are pre-lubricated with standard lithium-based grease.

Q: Do these come with installation tools?

A: No, this package includes bearings only. Tools are sold separately.

Q: What is the difference between ZZ and RS?

A: ZZ has metal shields on both sides, while RS has rubber seals for better dust protection.

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