Thermoplastic Hoses Medium Pressure Catalogue BEST OF/UK B-12 Hydraulic & Multipurpose 520N 520N-3 5 3/16 -03 4.8 10.6 34.5 5,000 138.0 20,000 38 0.07 520N-4 6 1/4 -04 6.3 12.7 34.5 5,000 138.0 20,000 51 0.10 520N-5 8 5/16 -05 7.9 14.5 31.0 4,500 124.0 18,000 64 0.12 520N-6 10 3/8 -06 9.5 16.1 27.5 4,000 110.0 16,000 64 0.13 520N-8 12 1/2 -08 12.7 20.4 24.0 3,500 96.0 14,000 102 0.20 • Very small hose outer diameters • Excellent abrasion resistance • Small bend radii • Low weight • Excellent chemical resistance due to polyamide core tube 520N Standard hydraulic hose Performance exceeds SAE 100 R8 / ISO 3949 Type R8 / DIN EN 855 Type R8 Construction Inner tube: Polyamide Reinforcement: One braided layer of high tensile aramide fibre Cover: Polyurethane, pinpricked Temperature Range .............. -40°C up to +100°C for petroleum or synthetic hydraulic fluids. Primary Applications High pressure service for general industrial and mobile hydraulic applications as well as with gases. Usable for a wide variety of fluids due to the polyamide core tube. Version with white cover: saltwater-proof, additionally improved UV resistance, and therefore perfectly suited for boats and yachts. Cover color Also available as twinline or multiline hose, on request. Not recommended for forklift boom applications. Part Number Hose I.D. Hose O.D. Pressure Rating max. working pressure min. burst pressure min. bend radius weight DN Inch Size mm mm MPa psi MPa psi mm kg Recommended Fluids Hydraulic and lubricating oils, coolant, antifreeze, air, water and water-oil emulsions. Please refer to our main catalogues CAT/4400, CAT/4405 and CAT/4460 for more detailed information. Fitting Series 56
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