Select a different country or region to see content for your location.
United States
00:54:36 GMT+0000 (Coordinated Universal Time)
BK2520
Drawn cup needle roller bearing closed end
Drawn cup needle roller bearings with closed end BK, to DIN 618/ISO 3245
Replaces
BK 2520
Main Dimensions & Performance Data
| Fw | 25 mm | Under roller diameter |
| D | 32 mm | Outside diameter |
| C | 20 mm | Width, outer ring |
| Cr | 19,900 N | Basic dynamic load rating, radial |
| C0r | 33,000 N | Basic static load rating, radial |
| Cur | 4,300 N | Fatigue load limit, radial |
| nG Grease | 6,100 1/min | Limiting speed for grease lubrication |
| nG | 10,200 1/min | Limiting speed |
| nϑr | 7,400 1/min | Reference speed |
| ≈m | 38 g | Weight |
Dimensions
| rmin | 0.8 mm | Minimum chamfer dimension |
| Ct min | 17.3 mm | Minimum width to base of drawn cup with closed end |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 140 °C | Operating temperature max. |
Additional information
SD25X32X4 | Sealing ring | |
G25X32X4 | Sealing ring 2 | |
LR20X25X20,5 | Suitable inner rings LR | |
IR20X25X20,5-XL | Suitable inner rings IR |
All
English
2017-08-15 | Katalog | MH1 Dismounting Hydraulic | Englisch
Dismounting of rolling bearings - Hydraulic dismounting
2017-08-15 | Katalog | MH1 Dismounting Mechanical | Englisch
Dismounting of rolling bearings - Mechanical dismounting
2017-08-15 | Katalog | MH1 Dismounting Thermal | Englisch
Dismounting of rolling bearings - Thermal dismounting
2017-09-15 | Katalog | MH1 Thermal mounting | Englisch
Mounting of rolling bearing - Thermal mounting
2017-08-15 | Katalog | MH1 Mounting Mechanical | Englisch
Mounting of rolling bearings - Mechanical mounting
2017-09-15 | Katalog | MH1 Mounting drawn cup | Englisch
Mounting of rolling bearings - Mounting of drawn cup needle roller bearings
2017-09-15 | Katalog | MH1 Services | Englisch
Services
2017-09-15 | Katalog | MH1 Tables | Englisch
Tables
2017-09-15 | Katalog | MH1 Technical principles | Englisch