Hydraulic HouseHoses & FittingsCAST

CAST 4SP Hydraulic Hose

CAST S.p.A. 4SP hydraulic hose provides an excellent combination of high-pressure capability and flexibility. Manufactured by the well-known Italian brand CAST S.p.A., these multi-spiral hoses strictly comply with the European DIN EN 856 standard. They are specially designed for heavy, high-load systems where maximum reliability is required.

Technical Specifications

Nominal Size (DN)Inner Diameter (inch)Max. Working PressureMin. Burst PressureMin. Bend Radius
DN 061/4"450 bar1800 bar150 mm
DN 103/8"445 bar1780 bar180 mm
DN 121/2"415 bar1660 bar230 mm
DN 165/8"350 bar1400 bar250 mm
DN 193/4"350 bar1400 bar300 mm
DN 251"280 bar1120 bar340 mm
DN 311 1/4"210 bar840 bar420 mm
DN 381 1/2"185 bar760 bar540 mm
DN 512"165 bar660 bar660 mm
  1. 01Main advantages of CAST S.p.A. 4SP hoses
  2. 02Four-layer spiral reinforcement: consists of four alternating spiral layers of high-strength steel wire. This structure distributes internal pressure evenly and prevents hose rupture.
  3. 03High pressure resistance: safely withstands medium to very high working pressures, from 165 to 450 bar depending on diameter size.
  4. 04Excellent flexibility: more flexible and has a smaller bend radius than heavy-duty 4SH hoses, making installation in narrow spaces significantly easier.
  5. 05Chemical resistance: the inner tube is made of oil-resistant synthetic rubber and works reliably with standard hydraulic oils, fuels, and water-oil emulsions.
  6. 06Outer wear protection: the outer synthetic-rubber layer is resistant to abrasion, ozone, UV rays, and harsh climatic conditions.
  7. 07Ideal fitting compatibility: perfectly matches CAST S.p.A. high-pressure fittings. This combination prevents leakage and withstands strong vibration.
  8. 08Temperature resistance: operates reliably in extreme environments from -40°C to +100°C.
  9. 09Technical data by size:
  10. 10CAST 4SP multi-spiral hoses are characterized by high impulse resistance. Key parameters include inner diameter, maximum working pressure, and bend radius.
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