627 TN9
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
627 TN9
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
12.7 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
7 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
22 mm
Outside diameter tolerance
-0.008mm to 0
Width
7 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
629 lbf
Radial static load rating
248 lbf
Limiting speed
30 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Nylon
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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627 TN9 Bearing Product Overview & Core Advantages
The 627 TN9 is a single row deep groove ball bearing designed for exceptional performance in high-speed applications. Engineered to primarily handle radial loads, its compact and lightweight construction makes it ideal for applications demanding precision and reliability. Manufactured to ABEC 1 | ISO P0 tolerance standards, it ensures consistent operation and long service life. The Nylon cage (TN9) contributes to its low friction and high-speed capability, making it a superior choice for demanding industrial environments.
627 TN9 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 627 | Basic bearing series designation, indicating a metric, single row deep groove ball bearing with a 7 mm bore, 22 mm OD, and 7 mm width. |
| TN9 | Designates a glass fiber reinforced polyamide (Nylon) cage. This cage material is lightweight, allows for high speeds, and offers quiet operation. |
627 TN9 Bearing Structural Features & Performance Benefits
- High-Speed Performance: The TN9 Nylon cage is a key feature, reducing centrifugal forces and friction, enabling the bearing to achieve a limiting speed of 30,000 rpm.
- Radial Load Capacity: The optimized deep groove raceway and high-quality chrome steel construction provide a dynamic load rating of 629 lbf and a static load rating of 248 lbf for reliable performance under load.
- Precision & Quiet Operation: Manufactured to ABEC 1 precision with a standard CN radial internal clearance, this bearing ensures smooth, low-vibration, and quiet running, essential for precision equipment.
- Lightweight & Compact: With a total weight of only 12.7 grams and a slim 7 mm width, it is perfect for space-constrained and weight-sensitive applications.
627 TN9 Bearing Typical Application Areas
- Small Electric Motors and Spindles
- Precision Medical and Dental Handpieces
- Office Automation Equipment (e.g., printers, scanners)
- High-Speed Fans and Blowers
- Textile Machinery
- Radio-Controlled Models and Drones
