Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	Harbin (HRB)
Model Series	619 Miniature Series
Bearing Type	Deep Groove Ball Bearing
Material	Chrome Steel GCr15
Seal Type	Metal Shield (ZZ)
Precision Rating	P0 (ABEC-1)
Cage Material	Steel
Lubrication	Pre-greased
Application	Motors, Robotics, Drones
Package Quantity	10 Pieces

5 reviews

Anonymous

Apr 16, 2026

Rating: 5/5

Fast shipping

Bearings arrived quickly and work great in my 3D printer extruder assembly.

Anonymous

Feb 28, 2026

Rating: 5/5

Perfect for my drone build

Smooth spin and genuine HRB quality. Exactly what I needed for the motor shafts.

Anonymous

Feb 22, 2026

Rating: 5/5

High quality miniature bearings

These bearings fit perfectly in my RC car differential. No play and very quiet.

Anonymous

Feb 21, 2026

Rating: 5/5

Genuine HRB product

Checked the logo and engraving, definitely authentic. Great for precision instruments.

Anonymous

Feb 02, 2026

Rating: 4/5

Good value

Works well though packaging was slightly damaged during shipping. Bearings themselves are fine.

5 FAQ

Q: What are the dimensions for the 619/5 model?

A: The 619/5 has a 5mm bore, 13mm outer diameter, and 4mm width.

Q: How can I verify these are genuine HRB bearings?

A: Genuine HRB bearings feature precise laser engraving of the brand and model number on the shield.

Q: Are these sold individually or in packs?

A: This specific listing is for a pack of 10 pieces to ensure value for bulk projects.

Q: Does it come with oil or grease?

A: These bearings are pre-greased at the factory for longevity and low maintenance.

Q: Is this suitable for high RPM applications?

A: Yes, these are designed for high-speed operations typical in motors and drones.

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