Drawing
Parameter
| Boundary dimensions |
| d | 55 |
| D | 120 |
| T | 31.5 |
| B | 29 |
| C | 21 |
| Inner ring r (Min) | 2,5 |
| Outer ring r (Min) | 2 |
| Speed ratings(rpm) |
| Grease | 2800 |
| Oil | 4000 |
| Bearing No. |
| Bearing No. | HR 30311 DJ |
| Fitting dimensions (mm) |
| d a (Min) | 75 |
| d b (Max) | 67 |
| Da(Max) | 110 |
| Da(Min) | 94 |
| Db(Min) | 114 |
| S a (Min) | 4 |
| S b (Min) | 10.5 |
| Inner ring r a (Max) | 2 |
| Outer ring r a (Max) | 2 |
| Axial load factor |
| Y 1 | 0.73 |
| Y 0 | 0.40 |
| Rated load (N) |
| Cr | 131000 |
| Cor | 153000 |
| Rated load {kgf} |
| Cr | 13400 |
| Cor | 15600 |
| ISO355 Size and series (reference) |
| ISO355 Size and series (reference) | 7FB |
Details
Wuxi Bosu Transmission Equipment Co., Ltd.specializes in selling NSK-HR 30311 DJ-Tapered Roller Bearing，Relevant information of NSK-HR 30311 DJ-Tapered Roller Bearing includes： Designation: HR 30311 DJ d:55 D:120 B:31.5 Brand:NSK Type:Tapered Roller Bearing ，Want to know more about NSK-HR 30311 DJ-Tapered Roller Bearing You can consult online or call the hotline, we will provide you with detailed service.
NSK-HR 30311 DJ-Tapered Roller Bearing is widely used.NSK-HR 30311 DJ-Tapered Roller Bearing is mainly used in construction machinery, machine tools, automobiles, metallurgy, mines, petroleum, machinery, electric power, railways and other industries. The price of NSK-HR 30311 DJ-Tapered Roller Bearing sold by the company is reasonable, the quality is guaranteed, the service in all aspects is provided, and the customer's demand is satisfied.
