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Piston rod lock Series 1260-1320 Series 1260/1320 - Piston rod lock General The piston rod lock devices are clamping units mounted on the microbore cylinders front head. They allow the piston rod to lock in any position. Piston rod clamping is mechanically obtained by springs actuated purpose-made jaws. This method allows to lock the cylinder in the desired position, should the air pressure drop. The piston rod lock device is not a safety device. Construction characteristics Mounting bracket Anodised aluminium Body Anodised aluminium Clamping jaws Hardened alloy copper Piston Acetal resin Seal NBR Springs Springs steel Operational characteristics Filtered air. No lubrication needed, if applied it shall be continuous. Fluid Working pressure Working temperature Functioning Locking Unlocking Clamping force with static load (microbore cylinders ) Ø12 Ø16 Ø20 Ø25 Ø32 180N 180N 350N 350N 600N Clamping force with static load (cylinders) Ø32 Ø40 Ø50 Ø63 Ø80 Ø100 Ø125 600N 1000N 1400N 2000N 5000N 5000N 7000N 3 bar - 6 bar -5°C - +70°C mechanical double jaws axial, two-direction (normally locked) pneumatic "Attention: Dry air must be used for application below 0°C" Use and maintenance Operate within the specified technical characteristics. The piston rod lock does not require maintenance if properly utilised. The working inlet port has to be pressurised for assembling the piston rod lock device on cylinder. Alternatively adjust the jaws with screw located on connection. Spare parts are not available. Overall dimensions and technical information are provided solely for informative purposes and may be modified without notice 3 | 269 Pneumatic actuatiOn 3
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