In the single acting hydraulic cylinders with lock nutsafely threaded shank portion carries a lock nut , which allows you to set the cylinder under load in any position.
The mechanical lock cylinder is a double security, with the possibility of separating load the pump cylinder .
The single acting hydraulic cylinders are fed safely away by manual or automatic pumps .
Hydraulic cylinders with lock nut are recommended for large and medium powers and when they must stay long under load in maximum security conditions .
They are shorter than the double-acting lock nut , cheaper and the return is effected by the force of the return spring which incorporate .
Provided with overflow hole for stroke limitation Normally they incorporate recoil spring .
On request we can supply cheaper version without the spring.
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