4R3031 NTN Cylindrical Roller Bearing
How do you find the 4R3031 NTN Cylindrical Roller Bearing specification? Manufacturers Cylindrical Bore Bore Type Online Free check！ Linqing Kaige Bearing Co., Ltd. 375,000 N Dynamic Load Rating
| Brand Name: | NTN |
| Model Number: | 4R3031 |
| Dynamic Load Rating: | 375,000 N |
| Static Load Rating: | 490,000 N |
| Bore Type: | Cylindrical Bore |
| Fillet Radius/Chamfer: | 3 mm |
| db (min): | 164 mm |
| Configuration: | Single Row |
| r1: | 3 mm |
| Limiting Speed - Grease: | 2,200 rpm |
| PDF |
4R3031 |
Product Details
| Dynamic Load Rating | 375,000 N |
| Static Load Rating | 490,000 N |
| Bore Type | Cylindrical Bore |
| Fillet Radius/Chamfer | 3 mm |
| db (min) | 164 mm |
| Configuration | Single Row |
| r1 | 3 mm |
| Limiting Speed - Grease | 2,200 rpm |
| ra (max) | 2.5 mm |
| Limiting Speed - Oil | 2,800 rpm |
| B | 45 mm |
| D | 270 mm |
| Enclosure | Open |
| Radial Clearance | 0.070 to 0.120 mm |
| d | 150 mm |
| dc (min) | 184 mm |
| db (max) | 179 mm |
| Da (max) | 256 mm |
| dd (min) | 196 mm |
| ra1 (max) | 2.5 mm |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7234269 |
