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Single acting low height failsafe lock ring cylinder – HFL

Single acting low height failsafe lock ring cylinder – HFL

Single acting, load return. Mechanical lock ring feature allows for load holding for extended periods. Compact, low height design suitable for vertical lifting applications only. Threaded piston with tilting saddle fitted as standard to reduce the risk of side loading. Nitrocarburised cylinder body and piston rod increased corrosion protection. Low friction bearing surfaces. Anti-extrusion seals for improved performance at high pressures. Overstroke restrictor port to prevent over extension of piston. Tommy bars for easy rotation of the load holding lock ring are listed in the table below.

Stroke lengths from 45 to 51 mmCapacities from 50 to 520 tonnesWorking pressure 700 bar

Technical specifications

Model Capacity Stroke Oil capacity Cylinder eff. area Weight Tommy bar Dimensions [mm]
[t] [mm] [l] [cm2] [kg] A B C D E
HFL502 50 51 0.36 71.3 14.2 TTB10 125 127 95 70 19
HFL1002 109 50 0.77 153.4 27.9 TTB10 137 185 140 115 20
HFL1502 152 45 1.07 214.3 44.0 TTB10 150 216 165 135 28
HFL2002 203 45 1.42 285.1 56.8 TTB14 155 254 190 135 30
HFL2502 260 45 1.65 366.1 69.4 TTB14 159 273 216 200 31
HFL4002 398 45 2.51 559.0 121.0 TTB16 178 360 267 260 36
HFL5002 520 45 3.29 729.9 186.0 TTB20 192 400 305 290 43

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