628-ZZ Miniature Ball Bearings

【Size】: Miniature deep groove ball bearing, inner diameter (mm): 8 X outer diameter (mm): 24 X thickness (mm): 8.Single-row double-sided sealing, rubber cover.

【High Quality】: These miniature bearings are made of high quality bearing steel with long service life, smooth surface polishing, high efficiency and low noise.

【Advantages】: Sealed bearings, low friction, high upper limit speed, cost-effective ball bearings, and almost no maintenance.

【Application】: Suitable for household appliances, garden machinery, outdoor cars, electric toys and tools, industrial production, etc.

For any inquiries, please contact with our Supporting Team at sales@yuanhecd.com.

Technical Specs

Spec 628-ZZ
Item Miniature Ball Bearings
Type Shielded
Bore Dia. 8mm
Outside Dia. 24 mm
Width 8 mm
ABEC Tolerance 3
Dynamic Load Capacity (kN) 2.57kN
Static Load Capacity (kN) 1.36kN
Max. RPM 24,000RPM
Temp. Range (℃) -40~120℃
Material Steel
Shield Material Nitrile rubber + mild steel (NBR + SPCC)
Lubrication Grease

A deep groove ball bearing is one of the most widely used rolling bearings. They are used to accommodate radial and axial loads in both directions. Suitable for all kinds of industrial equipment, agricultural machinery, conveying equipment, robots, dental equipment, elevator micro motors, small rotary motors, office equipment, etc. Yuanhe deep groove ball bearings have low friction and high upper limit speed, are cost-effective and have almost no maintenance.

Deep groove ball bearings are made of bearing steel for durability and resistance to rust, corrosion, and deformation, and shields on both sides prevent lubricant ingress and contaminants.

If you have any questions or concerns about our products, please feel free to let us know, or contact me if you have any custom requests!

Have any questions?
Let's get in touch!

Contact us if you are thinking of purchasing high quality bearings, develop new products, or want to find a reliable bearing manufacturer.

Related Products


Needle Roller Bearings

d=25mm D=42mm
B=17mm C=24.2kN

Learn More


Angular Contact Ball Bearing

d=10mm D=26mm
B=8mm C=5.32kN

Learn More


Tapered Roller Bearings

d=15mm D=35mm
B=11mm C=14.8kN

Learn More


Miniature Ball Bearings

d=3mm D=10mm
B=4mm C=0.50kN

Learn More

Keep in touch

We are looking forward to your win-win cooperation Our main goal is to provide high quality services and customer satisfaction