Deep Groove Ball Bearings

Deep Groove Ball Bearings
Part Number 603 Ball Number 7
d 3 Ball Size 1.588
D1 9 Dynamic Load Co(N) 635
B 3 Static Load Cor(N) 219
R 0.15 Grease Speed 50000
Weight(Kg) 0.0009 Oil Speed 45000

603 Series Deep Groove Ball Bearings

Model options: Open type 603, 603ZZ double metal shielded bearing, 603RS single rubber sealed bearing

1.Basic parameter

Inner diameter: 3mm, Outer diameter: 9mm, Thickness: 4mm

Structure: Standard single row deep groove ball bearing, capable of bearing radial load and a small amount of axial load simultaneously.

2.Three different sealing types introduction

603 Open type (Open bearing)

No protective seals/shields on both sides. Excellent heat dissipation, suitable for clean, well-lubricated working environments; convenient formanual regular refueling and maintenance.

603ZZ (Double iron shields)

Equipped with double-sided stamping steel dust covers. Effectively block coarse dust, debris and large particles; low rotation resistance, ideal for high-speed continuous operation scenarios, non-contact sealing structure.

603RS (Single rubber contact seal)

Single-side nitrile rubber contact sealing ring. Outstanding dustproof, waterproof and anti-oil leakage performance, can resist fine dust and slight splashing liquid; perfect for moderately harsh working conditions.

4.Material And Advantage

Made of high-carbon chromium bearing steel, precision grinding raceway, low noise, stable rotation, long service life, high roundness accuracy. Compact miniature size, widely applied in small precision equipment.

5.Main Application Scenarios

Small motors, miniature gearboxes, electric toys, smart wearable devices, precision instrumentation, small household appliances, RC models, miniature transmission mechanisms, etc.

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