REXROTH DB 30-1-5X/50 R900597732 Pressure relief valve
| Brand Name |
REXROTH |
| Model Number |
DB 30-1-5X/50 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
REXROTH DB 30-1-5X/50 bearing Size Chart (mm/inches) |
|---|
| Bearing number | 71903 CE/HCP4AH |
| Size (mm) | 30x17x7 |
| Bore Diameter (mm) | 30 |
| Outer Diameter (mm) | 17 |
| Width (mm) | 7 |
| d | 17 mm |
| D | 30 mm |
| B | 7 mm |
| d1 | 21.1 mm |
| d2 | 20.1 mm |
| D1 | 25.9 mm |
| K | 0.5 mm |
| C1 | 4.35 mm |
| r1,2 - min. | 0.3 mm |
| r3,4 - min. | 0.15 mm |
| a | 7 mm |
| da - min. | 19 mm |
| db - min. | 19 mm |
| Da - max. | 28 mm |
| Db - max. | 29.2 mm |
| ra - max. | 0.3 mm |
| rb - max. | 0.15 mm |
| dn | 22 mm |
| Basic dynamic load rating - C | 3.3 kN |
| Basic static load rating - C0 | 1.6 kN |
| Fatigue load limit - Pu | 0.067 kN |
| Limiting speed for grease lubrication | 83000 r/min |
| Limiting speed for oil lubrication | 127000 mm/min |
| Ball - Dw | 3.969 mm |
| Ball - z | 13 |
| Gref | 0.2 cm3 |
| Calculation factor - f0 | 7.9 |
| Preload class A - GA | 18 N |
| Preload class B - GB | 54 N |
| Preload class C - GC | 108 N |
| Calculation factor - f | 1.05 |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.05 |
| Calculation factor - f2C | 1.09 |
| Calculation factor - fHC | 1.01 |
| Preload class A | 16 N/micron |
| Preload class B | 25 N/micron |
| Preload class C | 34 N/micron |
| d1 | 21.1 mm |
| d2 | 20.1 mm |
| D1 | 25.9 mm |
| C1 | 4.35 mm |
| r1,2 min. | 0.3 mm |
| r3,4 min. | 0.15 mm |
| da min. | 19 mm |
| db min. | 19 mm |
| Da max. | 28 mm |
| Db max. | 29.2 mm |
| ra max. | 0.3 mm |
| rb max. | 0.15 mm |
| dn | 22 mm |
| Basic dynamic load rating C | 3.32 kN |
| Basic static load rating C0 | 1.56 kN |
| Fatigue load limit Pu | 0.067 kN |
| Attainable speed for grease lubrication | 83000 r/min |
| Attainable speed for oil-air lubrication | 127000 r/min |
| Ball diameter Dw | 3.969 mm |
| Number of balls z | 13 |
| Reference grease quantity Gref | 0.2 cm³ |
| Preload class A GA | 18 N |
| Static axial stiffness, preload class A | 16 N/µm |
| Preload class B GB | 54 N |
| Static axial stiffness, preload class B | 25 N/µm |
| Preload class C GC | 108 N |
| Static axial stiffness, preload class C | 34 N/µm |
| Calculation factor f | 1.05 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.05 |
| Calculation factor f2C | 1.09 |
| Calculation factor fHC | 1.01 |
| Calculation factor f0 | 7.9 |
| Mass bearing | 0.014 kg |