NTN PK21X27X19.8 needle roller bearings
Online shopping NTN PK21X27X19.8 needle roller bearings from 800 mm d1 a great selection at Store. … Accessories.
| d1 | 800 mm |
| D | 1360 mm |
| B | 500 mm |
| d2 ≈ | 988 mm |
| D1 ≈ | 1182 mm |
| B1 | 560 mm |
| B2 ≈ | 600 mm |
| b | 22.3 mm |
| K | 12 mm |
| r1,2 min. | 12 mm |
| G | Tr 900×7 |
| G1 | 60 mm |
| da min. | 882 mm |
| Da max. | 1312 mm |
| ra max. | 10 mm |
| Basic dynamic load rating C | 23827 kN |
| Basic static load rating C0 | 45000 kN |
| Fatigue load limit Pu | 2500 kN |
| Reference speed | 130 r/min |
| Limiting speed | 190 r/min |
| Calculation factor e | 0.35 |
| Calculation factor Y1 | 1.9 |
| Calculation factor Y2 | 2.9 |
| Calculation factor Y0 | 1.8 |
| Mass bearing + sleeve | 3050 kg |
Detailed Parameters
parameter：
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