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Home / Bearings & Bushings / Complete Range of Imported Stainless Steel Miniature Bearings S688/624/625/626/627/628/629/623

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material 440C Stainless Steel
Ball Material Stainless Steel
Seal Type ZZ (Metal) / 2RS (Rubber)
Precision Grade ABEC-5
Cage Material Steel
Lubrication Pre-lubricated with Grease
Hardness 58-60 HRC
Noise Level Z1 Low Noise Group
Operating Temperature -20°C to 120°C
Package Quantity 10 Pieces per Model

5 reviews

A

Anonymous

Apr 18, 2026

Rating: 5/5

Durable

Used them in a humid environment for months and there is no sign of rust. Genuine stainless steel.

A

Anonymous

Apr 15, 2026

Rating: 5/5

Quiet Operation

Installed these in my cooling fans and noticed significantly less vibration and noise immediately.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Smooth Spin

Very happy with the quality. These bearings spin freely and feel very precise for the price point.

A

Anonymous

Feb 02, 2026

Rating: 4/5

Good Value

Works well for hobby projects. One bearing was slightly stiffer than the others but overall satisfied.

A

Anonymous

Feb 01, 2026

Rating: 5/5

Perfect Fit

Dimensions were accurate according to my calipers. Fit perfectly into my 3D printer assembly.

5 FAQ

Q: Are the shields removable for cleaning?

A: Yes, the ZZ metal shields can be removed with careful tool use, but this may affect warranty.

Q: What type of lubricant is pre-applied?

A: We use a standard high-speed bearing grease suitable for most general industrial applications.

Q: Can I return opened packs if they don't fit?

A: Returns are accepted within 30 days, but opened packages must be unused and in original condition.

Q: Is this suitable for high RPM applications?

A: Yes, these are designed for high-speed operations typically found in drones and spindles.

Q: Do you carry the 608 skate bearing size?

A: Please check our other listings as this catalog focuses on miniature sizes like 623 and 688.

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