Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand Name	Zhejiang Jinhong
Model Series	KJYJ Miniature
Material	Chrome Steel GCr15
Precision Rating	ABEC-1 / ABEC-3 / ABEC-5
Seal Type	ZZ (Metal) or 2RS (Rubber)
Cage Material	Steel
Lubrication	Pre-lubricated with Grease
Inner Diameter Range	6mm - 9mm
Outer Diameter Range	17mm - 24mm
Package Quantity	10 Pieces per Pack

5 reviews

Anonymous

Apr 04, 2026

Rating: 5/5

Fast shipping

Arrived quickly and well packaged. No damage during transit.

Anonymous

Mar 10, 2026

Rating: 5/5

Smooth operation

These bearings work perfectly in my electric motor project. Very quiet.

Anonymous

Feb 26, 2026

Rating: 4/5

Good value

Quality is decent for the price. One bearing was slightly stiff but loosened up.

Anonymous

Feb 24, 2026

Rating: 5/5

Exact fit

Ordered the 608 size for my skateboard wheels. Fit exactly as expected.

Anonymous

Feb 12, 2026

Rating: 4/5

Reliable

Using them in a conveyor setup. They have held up well over two months.

5 FAQ

Q: Is the material stainless steel?

A: These are made of Chrome Steel. We do have stainless options available in other listings.

Q: Do I need to add more grease before use?

A: No, the bearings come pre-lubricated and are ready for immediate installation.

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

A: Yes, unused items can be returned within 30 days of delivery.

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

A: ZZ has metal shields on both sides, while 2RS has rubber seals for better dust protection.

Q: Are these suitable for high RPM applications?

A: Yes, depending on the precision rating selected. ABEC-5 is recommended for higher speeds.

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