Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Bore Diameter	3 mm
Outer Diameter	8 mm
Width	4 mm
Material	Chrome Steel (GCr15)
Seal Type	Metal Shield (ZZ)
Precision Class	ABEC-1 / ISO P0
Cage Material	Steel
Dynamic Load Rating	410 N
Static Load Rating	180 N
Item Weight	0.5 grams

5 reviews

Anonymous

Mar 27, 2026

Rating: 5/5

Exact dimensions

Measured with calipers, spot on 3x8x4 mm. Packaging was secure to prevent damage during shipping.

Anonymous

Mar 18, 2026

Rating: 4/5

Good but tight

Needed a little break-in time but works well now. Dimensions were accurate when measured with calipers.

Anonymous

Mar 11, 2026

Rating: 5/5

Fast shipping

Package was secure, bearings were greased properly. Will buy again for future projects.

Anonymous

Mar 03, 2026

Rating: 5/5

Great quality upgrade

Bought these for my RC car upgrade. The difference in wheel spin is noticeable. Highly recommend.

Anonymous

Jan 22, 2026

Rating: 5/5

Perfect for my drone motor

Fits exactly as described. Smooth rotation and no noticeable play. Great for small motor applications.

5 FAQ

Q: Can this handle high RPM?

A: Yes, suitable for high-speed small motor applications typically found in drones or RC vehicles.

Q: Is the shield removable?

A: No, the ZZ metal shields are non-removable for contamination protection.

Q: What is the hardness rating?

A: The raceways are hardened to approximately HRC 60-62 for durability.

Q: Is this sold individually or in packs?

A: This listing is for a single bearing. Bulk packs are available in our other listings.

Q: Is it pre-lubricated?

A: Yes, it comes with standard grease suitable for general mechanical use.

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