Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	Harbin Bearing
Model Series	MR Miniature Series
Material	Chrome Steel GCr15
Shield Type	ZZ (Metal Shielded)
Precision Class	ABEC-1 / ISO P0
Inner Diameter	2mm to 10mm (Varies by Model)
Outer Diameter	5mm to 15mm (Varies by Model)
Width	2.5mm to 4mm (Varies by Model)
Lubrication	Pre-lubricated with Grease
Package Quantity	10 Pieces per Pack

5 reviews

Anonymous

Apr 08, 2026

Rating: 5/5

Exact specifications

Measured them with calipers and they meet the standard metric tolerances exactly.

Anonymous

Mar 27, 2026

Rating: 5/5

High quality miniature bearings

Genuine Harbin quality. I use them for precision instruments and they hold up well.

Anonymous

Mar 23, 2026

Rating: 4/5

Good value for money

Most bearings were excellent. One felt slightly stiff out of the box but loosened up.

Anonymous

Mar 18, 2026

Rating: 5/5

Fast shipping and well packed

Arrived quickly and were protected well. No damage during transit. Will buy again.

Anonymous

Feb 10, 2026

Rating: 5/5

Perfect for my drone

These bearings fit perfectly in my drone motors. Very smooth rotation and low noise.

5 FAQ

Q: Can I use these in high temperature environments?

A: Standard grease is rated for moderate temperatures. For high heat, specific high-temp lubrication is recommended.

Q: What is the maximum RPM for the MR62 model?

A: The MR62 can typically handle up to 30,000 RPM depending on load and lubrication conditions.

Q: Are these bearings sealed on both sides?

A: Yes, the ZZ designation indicates metal shields on both sides of the bearing.

Q: Is the inner diameter exact to the model number?

A: Yes, the model number corresponds to standard metric inner diameter dimensions within ISO tolerances.

Q: Do these come pre-lubricated?

A: Yes, all bearings are factory lubricated with standard grease suitable for general use.

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