Parker OBSOLETE: Hydraulic Constant Working Pressure Hose 3000 PSI – 451 Hose (451ST4)
Part Number
451ST-4
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
Hose I.D. (size) | -4 |
---|---|
Hose Cover Type | SuperTough |
Maximum Operating Temperature | 100 °C, 212 °F |
Maximum Operating Pressure | 3000 psi, 21 MPa |
Cover Color | Black |
Cover Material | Synthetic Rubber Abrasion Resistant, MSHA Accepted |
Hose Inside Diameter | 1/4 inch, 6.3 mm |
Weight (per unit of measure) | 0.24 kg/m, 0.16 lb/ft |
Minimum Operating Temperature | -40 °C, -40 °F |
Hose Reinforcement Material | 1 or 2 Braid Steel Wire |
Nominal Hose Inside Diameter | 6 |
Compatible Fitting | 43 Series |
Hose Outside Diameter | 13 mm, 0.52 inch |
Hose Inner Tube Material | Synthetic Rubber |
Minimum Bend Radius | 2 inch, 50 mm |
Specifications Met | SAE 100R17 / ISO 11237 - 1 TYPE R17 - Constant Working Pressure |
Application | Petroleum Based Hydraulic Fluids & Lubricating Oils |
Part variations
Part Number | Hose Inside Diameter | Hose Outside Diameter | Maximum Operating Pressure | Bend Radius |
---|---|---|---|---|
451ST-10 | 16 mm | 24 mm | 3000 psi | 100 mm |
451ST-12 | 19 mm | 28 mm | 3000 psi | 120 mm |
451ST-16 | 25 mm | 35 mm | 3000 psi | 150 mm |
451ST-20 | 31,5 mm | 47 mm | 3000 psi | 210 mm |
451ST-4 | 6.3 mm | 13 mm | 3000 psi | 50 mm |
451ST-6 | 10 mm | 17 mm | 3000 psi | 65 mm |
451ST-8 | 12.5 mm | 20 mm | 3000 psi | 90 mm |