DR20-5-43/200YV Pressure Reducing Valves
DR20-5-43/200YV Pressure Reducing Valves with Leader Hydraulic Pump Co.,Limited. easy-to-use parts graphics, 280x180x46 giving you the ability to check parts availability, Pressure Valves pricing, examine remanufactured options. 280 Bore Diameter (mm)
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number |
7036 ACD/HCP4AL |
| Size (mm) |
280x180x46 |
| Bore Diameter (mm) |
280 |
| Outer Diameter (mm) |
180 |
| Width (mm) |
46 |
| d |
180 mm |
| D |
280 mm |
| B |
46 mm |
| d1 |
211.8 mm |
| d2 |
211.8 mm |
| D1 |
248.2 mm |
| b |
2.8 mm |
| C1 |
26.1 mm |
| C2 |
7.5 mm |
| C3 |
7.5 mm |
| r1,2 - min. |
2.1 mm |
| r3,4 - min. |
1.1 mm |
| a |
76.9 mm |
| da - min. |
191 mm |
| db - min. |
191 mm |
| Da - max. |
269 mm |
| Db - max. |
274 mm |
| ra - max. |
2 mm |
| rb - max. |
1 mm |
| dn |
219.7 mm |
| Basic dynamic load rating - C |
229 kN |
| Basic static load rating - C0 |
275 kN |
| Fatigue load limit - Pu |
7.6 kN |
| Limiting speed for grease lubrication |
5300 r/min |
| Limiting speed for oil lubrication |
8000 mm/min |
| Ball - Dw |
30.162 mm |
| Ball - z |
21 |
| Gref |
111 cm3 |
| Calculation factor - e |
0.68 |
| Calculation factor - Y2 |
1.41 |
| Calculation factor - Y0 |
0.76 |
| Calculation factor - X2 |
0.67 |
| Calculation factor - Y1 |
0.92 |
| Preload class A - GA |
1450 N |
| Preload class B - GB |
2900 N |
| Preload class C - GC |
5800 N |
| Preload class D - GD |
11600 N |
| Calculation factor - f |
1.13 |
| 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 |
| Preload class A |
506 N/micron |
| Preload class B |
658 N/micron |
| Preload class C |
868 N/micron |
| Preload class D |
1167 N/micron |
| r1,2 min. |
2.1 mm |
| r3,4 min. |
1.1 mm |
| da min. |
191 mm |
| db min. |
191 mm |
| Da max. |
269 mm |
| Db max. |
274 mm |
| ra max. |
2 mm |
| rb max. |
1 mm |
| Basic dynamic load rating C |
229 kN |
| Basic static load rating C0 |
275 kN |
| Fatigue load limit Pu |
7.65 kN |
| Attainable speed for grease lubrication |
5300 r/min |
| Attainable speed for oil-air lubrication |
8000 r/min |
| Ball diameter Dw |
30.162 mm |
| Number of balls z |
21 |
| Reference grease quantity Gref |
111 cm³ |
| Preload class A GA |
1450 N |
| Static axial stiffness, preload class A |
506 N/µm |
| Preload class B GB |
2900 N |
| Static axial stiffness, preload class B |
658 N/µm |
| Preload class C GC |
5800 N |
| Static axial stiffness, preload class C |
868 N/µm |
| Preload class D GD |
11600 N |
| Static axial stiffness, preload class D |
1167 N/µm |
| Calculation factor f |
1.13 |
| 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 (single, tandem) Y0 |
0.38 |
| Calculation factor (single, tandem) X2 |
0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 |
0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 |
1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 |
0.76 |
| Calculation factor (back-to-back, face-to-face) X2 |
0.67 |
| Mass bearing |
7.69 kg |
Company Profile
| Worktime |
9:00-18:00(Beijing time) |
| Phone |
00852-68515715 |
| Fax |
00852-68515716 |