617/7 677 Minature Deep Groove Ball Bearings 7mm X 11mm X 2.5mm
Thin Section Robot Bearings
7mm Bore 677 617/7Minature Deep Groove Ball Bearings 7 X 11 X 2.5mm
Single Row High Performance Bearing Open BearingThin Section Robot
Bearings
The 677 miniature deep groove ball bearing, with dimensions of 7mm
inner diameter × 11mm outer diameter × 2.5mm 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 |
677 Ball Bearings 7X11X2.5mm Specifications & Dimensions
| Universal | 677 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) | 7 |
| Outer Dimension D(Ø)(mm) | 11 |
| Width B (or T)(mm) | 2.5 |
| Lubrication | Grease |
| Load Direction | Radial |
| Specifications/Environment | Standard |
| Number of Raceway Ring Rows | Single Track |
| Size Standards | Metric Series |
The 677 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 Compact Devices
Office Equipment: Including printers, copiers, and other office machinery, as well
as specialized components like fishing reel mechanisms and dental
drills.
Miniature Motors and Components: Utilized in a variety of applications such as washing machine
parts and photoplotters, these motors are designed for high
precision and reliability.
2. Automation Systems and Electronics
Robotic Applications: Essential for robot joints and transmission systems in automated
production lines, these components ensure smooth and accurate
movements.
Specialized Equipment: Used in devices like electrostatic generators and electroplating
chillers, which require precise control and high performance.
This detailed overview highlights the extensive versatility and
broad application spectrum of these components across multiple
sectors. From enhancing precision in industrial environments to
improving functionality in consumer goods, these parts play a
crucial role in driving innovation and efficiency. Whether it's
ensuring flawless operation in office equipment or supporting
advanced automation in manufacturing, these components are integral
to modern technological advancements.
