QRKS.21 0641
Product Parameters
| QIBR No. | QRKS.21 0641 | SKF No. | RKS.21 0641 |
| Bearing Type | Four Point Contact | Closure Type | Double Seal |
| Bearing Material | 42CrMo, 50Mn etc | Seal Material | FPM, NBR |
| Axial dynamic load (C) | 200KN | Static Load(C0) | 440KN |
Overall Dimensions
| Raceway diameter(dm) | 641mm | Outside diameter (D) | 742mm |
| Inside diameter(d) | 534mm | External Diameter on Outer Ring (D1) | / |
| Internal diameter on outer ring(D2) | 642.5mm | External diameter on inner ring(d2) | 639.5mm |
| Internal Diameter on Inner Ring (d1) | 598mm | Overall width | 56mm |
| Weight (kg) | 52kg |
Mounting Holes
| Bolt circle Dia.-Outer(Je) | 685mm | Number holes - Outer (Ne) | 16 |
| Bolt circle Dia. - Inner (Ji) | 562mm | Number holes - Inner (Ni) | 16 |
| Bolt hole Dia. -Outer (Ke) | M12 | Bolt hole Dia. -Inner (Ki) | 18mm |
Gear Data
| Gear pitch circle Dia. (do) | 732mm | Modulus(m) | 6mm |
| Number of gear teeth (z) | 122 |
