QJ311 four point contact ball bearings
Inside diameter: 55mm
Outside diameter: 120mm
Overall width:29mm
Outer ring width: 29mm
Maximum rpm: 10000RPM
Radial dynamic load capacity: 137kN
Radial static load capacity: 118kN
Fillet radius: 2 mm
Cage material: Brass
About BHR Bearing ( Shenzhen Qinggong Bearing Co, Ltd.)
Shenzhen Qinggong Bearing Co., Ltd. （www.bhrbearing.cn）is a well-know bearing manufacturer in China since the year 1996 with its own factory. Despite our own BHR bearings, we also distribute kinds of famous branded bearings from worldwide manufacturers SKF, FAG, NSK, KOYO, NTN, NACHI, ASAHI, TOYOTA......and OEM can also be supplied.
We Shenzhen Qinggong Bearing Co., Ltd. is focused and committed to deliver our customers high quality products and solutions because they are at the core of everything we do. By combining technology with our design engineering expertise we are able to offer a breadth of advanced bearings and solutions.
With variety of bearings, competitive prices, fast delivery and good after-sale service, hope we will get a chance to talk bearings together.
Four point contact ball bearing catalogue:
| P.N. | d (mm) | D(mm) | B(mm) | (kgs) |
| QJ302 | 15 | 42 | 13 | 0.15 |
| QJ303 | 17 | 47 | 14 | 0.18 |
| QJ304 | 20 | 52 | 15 | 0.22 |
| QJ305 | 25 | 62 | 17 | 0.2 |
| QJ306 | 30 | 72 | 19 | 0.42 |
| QJ307 | 35 | 80 | 21 | 0.57 |
| QJ308 | 40 | 90 | 23 | 0.78 |
| QJ309 | 45 | 100 | 25 | 1.05 |
| QJ310 | 50 | 110 | 27 | 1.35 |
| QJ311 | 55 | 120 | 29 | 1.75 |
| QJ312 | 60 | 130 | 31 | 2.15 |
| QJ313 | 65 | 140 | 33 | 2.7 |
| QJ314 | 70 | 150 | 35 | 3.18 |
| QJ315 | 75 | 160 | 37 | 3.9 |
| QJ316 | 80 | 170 | 39 | 4.6 |
| QJ317 | 85 | 180 | 41 | 5.34 |
| QJ318 | 90 | 190 | 43 | 6.4 |
| QJ319 | 95 | 200 | 45 | 7.4 |
