Parker OBSOLETE: Hydraulic Constant Working Pressure Hose 3000 PSI – 451 Hose (451ST6)

Part Number
451ST-6

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Parker’s 451 hose was designed to deliver consistency and reliability with a constant working pressure of 3000 PSI in all sizes. It is light, durable, and easily bent making installation easier and quicker. The 451 hose exceeds SAE 100R17 performance specifications. Sizes range from ¼” to 1¼” in diameter with different cover options available for various markets.

Markets:
• Transportation
• Military
• Construction
• Agriculture
• Grounds & Building Maintenance
• Waste & Refuse
• Material Handling
• Forestry
• Railroad
• Utility Equipment
• Personal Lift Equipment
• Machine Tool

Features/Benefits:
• Half SAE bend radius for ease of installation and low force to flex
• 3000 PSI constant working pressure in all sizes
• ToughCover or SuperTough cover options to prevent abrasion

Applications:
• Petroleum base hydraulic fluids and lubricating oils

Compatible Fittings:
• 43 series fittings
Technical Specification
Hose I.D. (size) -6
Hose Cover Type SuperTough
Maximum Operating Temperature 212 °F, 100 °C
Specifications Met SAE 100R17 / ISO 11237 - 1 TYPE R17 - Constant Working Pressure
Minimum Operating Temperature -40 °F, -40 °C
Hose Inside Diameter 3/8 inch, 10 mm
Hose Reinforcement Material 1 or 2 Braid Steel Wire
Hose Outside Diameter 17 mm, 0.68 inch
Maximum Operating Pressure 3000 psi, 21 MPa
Cover Material MSHA Accepted, Synthetic Rubber Abrasion Resistant
Application Petroleum Based Hydraulic Fluids & Lubricating Oils
Minimum Bend Radius 2-1/2 inch, 65 mm
Weight (per unit of measure) 0.34 kg/m, 0.23 lb/ft
Cover Color Black
Hose Inner Tube Material Synthetic Rubber
Nominal Hose Inside Diameter 10
Compatible Fitting 43 Series

Part variations

Part Number Hose Inside DiameterHose Outside DiameterMaximum Operating PressureBend Radius
451ST-10 16 mm24 mm3000 psi100 mm
451ST-12 19 mm28 mm3000 psi120 mm
451ST-16 25 mm35 mm3000 psi150 mm
451ST-20 31,5 mm47 mm3000 psi210 mm
451ST-4 6.3 mm13 mm3000 psi50 mm
451ST-6 10 mm17 mm3000 psi65 mm
451ST-8 12.5 mm20 mm3000 psi90 mm