Open Centre Hydraulic Cylinder comes with 5 different models.

SR Series – New Standard Series.

SR1453C SR1566C SR1677C SR1781C
Piston Diameter (mm) 138 150 165 179
Piston Stroke (mm) 19 22 23 25
Piston Thrust  

 

Oil Pressure

 

 

 

Oil Pressure 2.1Mpa: 21.9kN / 20.0 kN Oil Pressure 2.9Mpa: 35.4kN / 32.0 kN Oil Pressure 3.4Mpa: 47.8kN / 43.0 kN Oil Pressure 3.4Mpa: 53.5kN / 48.8 kN
Oil Pressure 3.4Mpa: 38.0kN / 34.8kN Oil Pressure 4.0Mpa: 49.7kN / 45.0kN Oil Pressure 4.0Mpa: 56.4kN / 50.7kN Oil Pressure 4.0Mpa: 64.3kN / 58.7kN
Oil Pressure 4.12Mpa: 47.0kN / 43.0kN
Oil Pressure 4.2Mpa: 47.9kN / 43.9kN
Max. Operating Pressure (Mpa) 4.2 4 4 4
Max Speed (rpm) 6000 5000 4500 4500
Weight (kg) 14.8 20.7 23.8 24.7
Moment of Inertia (kg.m²) 0.043 0.066 0.084 0.096
Oil Leakage (lpm) 3.9 4 4.3 4.3
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S Series Hydraulic Rotary Cylinder

The standard Kitagawa thru-hole cylinder. Precision finished piston bores and cool running rotary unions are included for years of trouble-free performance S series is comes with Built-in check valve & relief valve.

S1246 S1552 S1875 S2091 S2816
Piston Diameter (mm) 125 155 180 205 280
Piston Stroke (mm) 15 22 25 30 51
Draw Bar Pull Side (kN) 33 56 69 88 100
Draw bar Push Side (kN) 38 60 74 94 113
Max. Operating Pressure (Mpa) 4 4 4 4 3.3
Max. Speed (rpm) 7000 6200 4700 3800 2000
Moment of Inertia (kg.m²) 0.019 0.053 0.095 0.153 0.829
Net Weight (kg) 12 16.8 26 33 101
Total Leakage (Min) 3 3.9 4.2 4.5 8.4
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SS Series Hydraulic Rotary Cylinder

Length is reduced by 30% when compared to current S Series Cylinders with increased rotation speed. Precision finished piston bores and cool running rotary unions are included for years of trouble-free performance.

SS1246K SS1452K SS1453K SS1666K SS1775K SS1881K SS2110K
Piston Diameter (mm) 128 145 145 165 170 180 210
Piston Stroke (mm) 16 22 22 25 25 25 30
Draw Bar Pull Side (kN) 38.9 52.1 52.1 65 64.7 73.1 71
Draw Bar Push Side (kN) 43.6 56.5 56.5 70.6 70.7 79.5 74.7
Max Operating Pressure (MPa) 4.5 4.5 4.5 4.5 4.5 4.5 3.5
Max Speed (rpm) 8000 6500 6500 5600 5500 4800 3500
Moment of Inertia (kg.m²) 0.017 0.031 0.031 0.065 0.061 0.087 0.197
Net Weight (kg) 8 13 13 19 18.5 24 37
Total Leakage (min) 3 3.9 3.9 4 4.2 4.3 6
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F Series Hydraulic Rotary Cylinder

The standard Kitagawa thru-hole cylinder. Precision finished piston bores and cool running rotary unions are included for years of trouble-free performance.

F0933H F2511H F2511HP
Thru-Hole  (mm) 33 117.5 117.5
Piston Stroke (mm) 12 23 50
Piston Area Push Side (mm) 58 348 348
Piston Area Pull Side (mm) 55 336 336
Draw Bar Pull Side (kN) 20.6 120 120
Draw Bar Push Side (kN) 22 125 125
Max Operating Pressure (MPa) 4 4 4
Max Speed (rpm) 8000 2800 2800
Moment of Inertia (kg.m²) 0.008 0.455 0.475
Net Weight (kg) 8.5 60 60
Total Leakage (min) 3 7 7
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