6311ZZ Koyo deep groove ball bearings
Product Description
6311ZZ Koyo deep groove ball bearings 55x120x29
Bore Size d: 55.000 mm
Outside Diameter D: 120.000 mm
Outside Ring Width B: 29.000 mm
Radius Rs min: 2.000 mm
Weight: 1.350 Kg
Basic Load Ratings
Cr - Dynamic Load Rating: 71.5 kN
C0r - Static Load Rating: 44.6 kN
Grease Reference Speed: 6700 rpm
Oil Reference Speed: 10000 rpm
About BHR Bearing ( Shenzhen Qinggong Bearing Co, Ltd.)
Shenzhen Qinggong Bearing Co., Ltd. （www.bhrbearing.cn）is a well-known bearing manufacturer in China since the year 1996. BHR bearing also distributes bearings from famous manufacturers SKF bearings, FAG bearings, NSK bearings, TIMKEN bearings, KOYO bearings, NTN bearings, NACHI bearings, ASAHI bearings, TOYOTA wheel bearings & hub units......
With a variety of bearings, competitive prices, rich stock, fast delivery and good after-sale service, hope we will get a chance to talk bearings together.
Koyo deep groove ball bearings sizes:
| PART NO. | ID | OD | B | Cr | Cor | Mass |
| 606 | 6 | 17 | 6 | 1.95 | 0.74 | 0.0058 |
| 607 | 7 | 19 | 6 | 2.6 | 1.05 | 0.0076 |
| 608 | 8 | 22 | 7 | 3.3 | 1.35 | 0.012 |
| 609 | 9 | 24 | 7 | 3.35 | 1.4 | 0.015 |
| 6300 | 10 | 35 | 11 | 7.65 | 3.48 | 0.053 |
| 6301 | 12 | 37 | 12 | 9.72 | 5.08 | 0.06 |
| 6302 | 15 | 42 | 13 | 11.5 | 5.42 | 0.082 |
| 6303 | 17 | 47 | 14 | 13.5 | 6.58 | 0.115 |
| 6304 | 20 | 52 | 15 | 15.8 | 7.88 | 0.142 |
| 6305 | 25 | 62 | 17 | 20.6 | 11.3 | 0.232 |
| 6306 | 30 | 72 | 19 | 26.7 | 15 | 0.346 |
| 6307 | 35 | 80 | 21 | 33.4 | 19.3 | 0.457 |
| 6308 | 40 | 90 | 23 | 40.8 | 24 | 0.639 |
| 6309 | 45 | 100 | 25 | 52.8 | 31.8 | 0.837 |
| 6310 | 50 | 110 | 27 | 61.8 | 38 | 1.082 |