Deep groove ball bearings are the most widely used and high-yield category of rolling bearings. Their structure is simple and compact, and they can withstand both radial and bidirectional axial loads simultaneously. They have the core advantages of high speed, low noise, and easy maintenance, and are known as the key components of industrial transmission systems; Universal Transmission Foundation” , covering full scene adaptation from micro electronic devices to large industrial machinery
| Part Number | d - Bore | D - Outer Diameter | B - Width | Cr - Dynamic Radial Rating | Cor - Static Radial Rating | Grease lubrication | Oil lubrication |
|---|---|---|---|---|---|---|---|
| W638/2.5-2Z | 2.5 mm | 6 mm | 2.6 mm | 0.19 N | 0.06 N | 75000 rpm | 89000 rpm |
| W602-2ZX | 2 mm | 7 mm | 3.5 mm | 0.39 N | 0.13 N | 67000 rpm | 79000 rpm |
| WML2007-2ZX | 2 mm | 7 mm | 3 mm | 0.39 N | 0.13 N | 67000 rpm | 79000 rpm |
| WML2006-2ZX | 2 mm | 6 mm | 3 mm | 0.33 N | 0.1 N | 86000 rpm | 10000 rpm |
| W639/2-2ZX | 2 mm | 6 mm | 3 mm | 0.33 N | 0.1 N | 86000 rpm | 10000 rpm |
| WML2005-2Z | 2 mm | 5 mm | 2.5 mm | 0.19 N | 0.06 N | 98000 rpm | 110000 rpm |
| WML1506-2ZX | 1.5 mm | 6 mm | 3 mm | 0.33 N | 0.1 N | 80000 rpm | 100000 rpm |
| W639/1.5-2ZX | 1.5 mm | 5 mm | 2.6 mm | 0.19 N | 0.06 N | 110000 rpm | 130000 rpm |
| W638/1.5-2ZX | 1.5 mm | 4 mm | 2 mm | 0.11 N | 0.03 N | 120000 rpm | 140000 rpm |
| 639 | 9 mm | 30 mm | 10 mm | 6 N | 2.65 N | 24000 rpm | 29000 rpm |
| ML8014 | 8 mm | 14 mm | 3.5 mm | 0.87 N | 0.42 N | 44000 rpm | 52000 rpm |
| ML8012 | 8 mm | 12 mm | 2.5 mm | 0.44 N | 0.25 N | 47000 rpm | 55000 rpm |
| ML7022 | 7 mm | 22 mm | 8 mm | 3.3 N | 1.35 N | 34000 rpm | 41000 rpm |
| ML7013 | 7 mm | 13 mm | 3 mm | 0.82 N | 0.38 N | 47000 rpm | 55000 rpm |
| ML7011 | 7 mm | 11 mm | 2.5 mm | 0.43 N | 0.23 N | 49000 rpm | 59000 rpm |