Lock Nut - Single Acting, Load Return HYDRAULIC CYLINDERS BETEX JLPC SERIES Specs: Capacity: 60-500 tons Stroke: 45-50 mm Max. working pressure: 10,000 psi / 700 bar Features: Extremely low height for use in confined areas. Single-acting, load return. Locknut for positive and safe load holding over a long period of time. Chrome plated to prevent corrosion and to lower friction for smoother operation. Withstands side-load forces up to 3% of rated cylinder capacity without scoring. Overflow port functions as a stroke limiter. High flow coupler and dust cap included on all models.