617/5 675 Minature Deep Groove Ball Bearings 5mm X 8mm X 2mm Thin
Section Robot Bearings
The 675 miniature deep groove ball bearing, with dimensions of 5 mm
inner diameter × 8mm outer diameter × 2mm width, is renowned for
its compact size, high-speed capability, and low noise
characteristics.
Bearing Number | Boundary Dimensions(mm) | Basic Load Rating(N) | Limiting Speed(rpm) | Reference(kg)
Weight |
| Inner Diameter | Outer Diameter | Width | Chamfer | Dynamic | Static | Grease | Oil |
| d | D | B | B1 | r(min) | Cr | Cor | Non-contact | Wt ≈ |
| 617/3 | ZZ | | 3 | 6 | 2 | 2.5 | 0.1 | 242 | 94 | 60000 | 71000 | 0.00020 |
| 617/4 | ZZ | | 4 | 7 | 2 | 2.5 | 0.1 | 222 | 88 | 54000 | 63000 | 0.00028 |
| 617/5 | ZZ | | 5 | 8 | 2 | 2.5 | 0.1 | 217 | 91 | 49000 | 57000 | 0.00032 |
| 617/6 | ZZ | | 6 | 10 | 2.5 | 3 | 0.1 | 465 | 196 | 43000 | 51000 | 0.00065 |
| 617/7 | ZZ | | 7 | 11 | 2.5 | 3 | 0.1 | 555 | 269 | 40000 | 47000 | 0.00067 |
| 617/8 | ZZ | | 8 | 12 | 2.5 | 3.5 | 0.1 | 515 | 252 | 38000 | 45000 | 0.00075 |
| 617/9 | ZZ | | 9 | 14 | 3 | 4.5 | 0.1 | 920 | 465 | 36000 | 42000 | 0.00140 |
675 ZZ Ball Bearings 5X8X2.5mm Specifications & Dimensions
| Universal | 675 ZZ |
| Type | Deep Groove Ball |
| Inner/Outer Ring/ Ball Material | Chrome Steel |
| Cage Material | Steel/Nylon |
| CageType | Punching |
| Precision | P0,P6 |
| Inner Dimension d(Ø)(mm) | 5 |
| Outer Dimension D(Ø)(mm) | 8 |
| Width B (or T)(mm) | 2 |
| Lubrication | Grease |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |
The 675 miniature deep groove ball bearing is widely used across
various specialized fields due to its compact size and high
precision. Application areas include:
1. Precision Instruments and Small Devices
Utilized in precision instruments such as sample cups, key locks,
and electromyography machines.
Suitable for small devices including HVAC tools and vacuum systems,
where high-precision operation is required, such as in electric
pumps and directional control valves.
2. Home Appliances and Electronic Products
Commonly found in small appliances (e.g., micro motors) and noise
reduction equipment, benefiting from its low friction and low noise
characteristics.
3. Packaging and Automation Equipment
Used in packaging machinery, tapping machines, and transmission
components in automated production lines.
4. Industrial Supporting Equipment
Provides stable support in scenarios like generators, cooling
systems, and warehouse equipment.
This bearing's versatility, combined with its precision, low
friction, and low noise features, makes it an essential component
in a wide range of applications, from precision instruments and
home appliances to industrial automation and supporting equipment.
Its ability to ensure stable and reliable performance under diverse
conditions highlights its importance across multiple industries.
