REXROTH DB 20-1-5X/200 R900502117 Pressure relief valve
| Brand Name |
REXROTH |
| Model Number |
DB 20-1-5X/200 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
REXROTH DB 20-1-5X/200 bearing Size Chart (mm/inches) |
|---|
| d | 90 mm |
| D | 140 mm |
| B | 24 mm |
| d1 | 105.4 mm |
| d2 | 105.4 mm |
| D1 | 124.6 mm |
| r1,2 min. | 1.5 mm |
| r3,4 min. | 1 mm |
| a | 39 mm |
| da min. | 97 mm |
| db min. | 97 mm |
| Da max. | 133 mm |
| Db max. | 136 mm |
| ra max. | 1.5 mm |
| rb max. | 1 mm |
| Basic dynamic load rating C | 74.1 kN |
| Basic static load rating C0 | 72 kN |
| Fatigue load limit Pu | 2.85 kN |
| Attainable speed for grease lubrication | 10000 r/min |
| Ball diameter Dw | 15.875 mm |
| Number of balls z | 20 |
| Reference grease quantity Gref | 15 cm³ |
| Preload class A GA | 460 N |
| Static axial stiffness, preload class A | 272 N/µm |
| Preload class B GB | 920 N |
| Static axial stiffness, preload class B | 356 N/µm |
| Preload class C GC | 1840 N |
| Static axial stiffness, preload class C | 472 N/µm |
| Preload class D GD | 3680 N |
| Static axial stiffness, preload class D | 638 N/µm |
| Calculation factor f | 1.14 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.08 |
| Calculation factor fHC | 1.02 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Mass bearing | 1.01 kg |