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U-ring PRU
Application Range
  Pressure [MPa] Temperature [°C] Sliding speed[m/s] Medium
Standard 40 -20 ... +100 0.5Hydraulic fluids Mineral oil-based hydraulic fluids.
Material
Standard Design PU SHA90
Special (on request) PU-ULC95
Standard and /or can fit the groove
UN
RUB RSS MUP UPH
 Pressure 160bar 250bar 400bar
Max Gap E E≤0.6mm E≤0.5mm E≤0.4mm
Order Example for standard version:
d=20 D=30 h=6 PRU 20x30x6

Installation Dimension table based on Metric Size

d D HA HB h R1≤ C≥  

 d D HA HB h R1≤ C≥
20~50 d+8 5 7 4 0.4 3 20~200 d+20 11 13 10 1.2 5
20~150 d+6 6 8 5 0.2 3 20~200 d+10 13 15 12 0.8 3.5
20~50 d+8 6 8 5 0.4 3 20~250 d+15 13 15 12 1.2 5
20~150 d+10 6 8 5 0.8 3.5 20~250 d+20 13 15 12 1.2 5
20~50 d+8 7 9 6 0.4 3 20~250 d+25 13 15 12 1.6 7
20~150 d+10 7 9 6 0.8 3.5 100~250 d+15 17 20 15 1.2 5
20~50 d+10 8 10 7 0.8 3.5 50~350 d+20 17 20 15 1.2 5
20~100 d+8 9 11 8 0.4 3 20~250 d+25 17 20 15 1.6 7
20~100 d+10 9 11 8 0.8 3.5 20~250 d+30 17 20 15 2.4 8
20~100 d+12 9 11 8 0.8 3.5 100~300 d+20 18 21 16 1.2 5
20~100 d+13 9 11 8 0.8 3.5 50~300 d+25 18 21 16 1.6 7
20~150 d+15 9 11 8 1.2 5 50~300 d+20 20 23 18 1.2 5
20~200 d+12 10 12 9 0.8 3.5 50~300 d+25 20 23 18 1.6 7
20~200 d+15 10 12 9 1.2 5 100~300 d+30 20 23 18 2.4 8
20~200 d+10 11 13 10 0.8 3.5 150~400 d+30 24 27 22 2.4 8
20~200 d+15 11 13 10 1.2 5
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