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P50P50
Heavy-Duty Bi-Directional Piston Seal with Live Back-Up Rings
Squeeze-type piston seal for use on vertical or no-drift piston. Positive actuated live back-up rings to eliminate seal extrusion in high-pressure applications or larger extrusion gaps. Requires split piston design for smaller diameters for easier fitment.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com -
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P51P51
Heavy-Duty Bi-Directional Piston Seal with Live Back-Up Rings
Squeeze-type piston seal for use on vertical or no-drift piston. Positive actuated live back-up rings to eliminate seal extrusion in high-pressure applications or larger extrusion gaps. Rubber energizer allows for an easier fit on one-piece pistons.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com -
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P52P52
Ultra-High Pressure Bi-Directional Piston Seal with Load-Bearing Live Back-Up Rings
Heavy-duty squeeze-type piston seal for use on vertical or no-drift piston. L-shaped heavy-duty back-up rings handle larger clearances, misalignment and high pressures and are also easier to assemble. Maximum pressure rating 10,000psi dynamic and 20,000psi static. Requires split piston design for smaller diameters for easier fitment.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com -
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P53P53
Premium Ultra-High Pressure Bi-Directional Piston Seal with Load-Bearing Live Back-Up Rings
Heavy-duty squeeze-type no-drift piston seal, L-shaped heavy-duty load bearing active back-up rings handle larger clearances, elevated temperatures, misalignment and high pressures. Rubber energizer allows for fitting on a one-piece piston design.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com -
Compare P53
P53
Premium Ultra-High Pressure Bi-Directional Piston Seal with Load-Bearing Live Back-Up Rings
Heavy-duty squeeze-type no-drift piston seal, L-shaped heavy-duty load bearing active back-up rings handle larger clearances, elevated temperatures, misalignment and high pressures. Rubber energizer allows for fitting on a one-piece piston design.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com -
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P54P54
Medium-Duty Bi-Directional Piston Seal with Live Wear Rings
Squeeze-type piston seal for use on vertical or no-drift piston. Rubber energizer allows for easier fit on a one-piece piston. Live wear rings handle greater side load and extrusion gaps. Compact design includes piston wear ring for small axial seal height, reducing piston height, weight and cost. Ideally suited to cylinders constantly operating at a vertical angle.
Operating RangeMaterial Operating Pressure up to Maximum Pressure up to Temperature Surface Speed up to Fluid, Media
CompatabilityDuralast 4203 5,000psi (350bar) 10,000psi (700bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) mineral oil-based fluids, fire-resistant water-based hydraulic fluids including HFA and HFB, sea water, biodegradable fluids, vegetable oils, bio-diesels, and most modern hydraulic fluids Duralast 4403 8,000psi (520bar) 14,500psi (1000bar) -22°F to 260°F (-30°C to 125°C) 1.6ft/s (0.5m/s) same as Duralast 4203 Duralast 8166 3,800psi (260bar) 5,000psi (350bar) -4°F to 392°F (-20°C to 200°C) 3.2ft/s (1.0m/s) fire-resistant fluids, phosphate esters, mineral oils, greases, and most inorganic acids and chemicals, gasoline and gasoline/alcohol blends, hard vacuum Duralast 5101 3,800psi (260bar) 5,000psi (350bar) -22°F to 212°F (-30°C to 100°C) 1.6ft/s (0.5m/s) mineral-oil based hydraulic fluids, silicone greases, petroleum-based oils, water and alcohols Duralast 6146 3,800psi (260bar) 5,000psi (350bar) -30°F to 302°F (-35°C to 150°C) 2.0ft/s (0.7m/s) excellent heat and oil resistance, including exposure to such oil additives as detergents, anti-oxidants and anti-wear agents Additional standard materials available: High-performance polyurethanes, NBR (Nitrile), FKM, Viton®, HNBR, EPDM, Aflas®, Hytrel®, Silicone, low- and high-temperature, FDA-compliant seal material grades, PTFE, filled PTFE®, engineered thermoplastics and proprietary specialized Duralast™, Duraloy™, and Permachem™ materials. *Important Note: Maximum values above depend on extrusion gap, clearances, seal material, media, temperatures, pressures, surface speed, dynamic running surface finish and working environment. Seals cannot be operated at their upper ratings at the same time. Pressure ratings can be increased by reducing clearances. For pressure above specified operating pressure, please contact engineering@ahpseals.com
