 Piston seal Prädifa series Z7
Piston seal for pneumatic cylinders, single-acting. U-cup design with integrated guiding function. High-temperature version available.
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 Piston seal Prädifa series BHO, FlexiSeal®
Piston seal. Outside dynamic sealing on reciprocating rods. FlexiSeal. Spring-energized PTFE seal. High-pressure. |
 Piston seal Prädifa series Z8
Piston seal for pneumatic cylinders, single-acting. U-cup design. Short axial length. |
 Piston sealing set Prädifa series KS, Ultrathan®
Piston accumulator sealing set for media separation gas/fluid. Extremely wear resistant and superior leak tightness. Polyurethane u-cup design. |
 Piston sealing set Prädifa series NG
Piston sealing set for hydraulic cylinders, single-acting. |
 Piston sealing set Prädifa series OG, Polon®
Piston sealing set for hydraulic cylinders, single-acting, PTFE slipper seal design. Low friction. For high-pressure applications. ISO 7425. |
 Head seal Prädifa series NLA, FlexiSeal®
Symmetric head seals design. FlexiSeal. Spring-energized PTFE seal. |
 Bonded Piston Seals
Parker's Bonded Piston Seals lower total system costs, reduce weight and save space. The one-piece design eases assembly and promotes long service life. Our bonded seals easily incorporate check valves, metering orifices, spring retainers and more. |
 PolyPak Hydraulic Seal with Beveled Lips (BPP)
Parker’s BPP Profile, Beveled Lip Type B PolyPak® hydraulic seal is a rectangular shaped symmetrical squeeze seal with a knife trimmed beveled lip for hydraulic rod and piston sealing. |
 Deep PolyPak Hydraulic Seal with Knife Trimmed Scraper Lips (DPP)
Parker’s DPP Profile, deep PolyPak® hydraulic seal is a rectangular shaped symmetrical squeeze seal with knife trimmed scraper ID and OD lips for rod and piston sealing. |
 PSP Profile, Double-Acting Hydraulic Piston Seal
Polyurethane piston seal for light- to medium duty, bi-directional hydraulic applications |
 Symmetrical Rod and Piston Seal Prädifa Series BA, Utrathan®
Rod seal for hydraulic cylinders, singe-acting, polyurethane compact PARK-O-PAK® design. For high-pressure applications. Robust seal profile for harsh operating conditions. |
 Symmetrical Rod and Piston Seal Prädifa Series TA, Utrathan®
Rod seal for hydraulic cylinders, singe-acting, polyurethane compact PARK-O-PAK® design. For high-pressure applications. Robust seal profile for harsh operating conditions. Short axial assembly length. |
 Symmetrical Rod and Piston Seal Prädifa Series SA, Utrathan®
Rod seal for hydraulic cylinders, singe-acting, polyurethane compact PARK-O-PAK® design. For high-pressure applications. Robust seal profile for harsh operating conditions. Short axial assembly length. |
 Piston seal Prädifa series BAO, FlexiSeal®
Piston seal. Outside dynamic sealing on reciprocating rods. FlexiSeal. Spring-energized PTFE seal. Axially short design. |
 Complete Piston with Integrated Seals Prädifa Series DK
Complete pneumatic piston, double acting. |
 Complete Piston with Integrated Seals Prädifa Series DP
Complete pneumatic piston with mechanical cushioning function, double acting. |
 Complete Piston with Integrated Seals Prädifa Series DR
Complete pneumatic piston with inductive position interrogation and mechanical cushioning function, double acting. |
 Complete Piston with Integrated Seals Prädifa Series DE
Complete pneumatic piston with mechanical cushioning function, single acting. |
 Complete Piston with Integrated Seals Prädifa Series EK
Complete pneumatic piston, single acting. |
 Piston Seals Prädifa Series C2
Piston seal for hydraulic and pneumatic cylinders, single-acting, rubber u-cup design. |
 Piston Seal Prädifa Series E4
Piston seal for pneumatic cylinders, single-acting, u-cup design. |
 Piston Sealing Set Prädifa Series M4
Piston sealing set for hydraulic cylinders, single-acting. Large variety of working conditions. |
 Piston Seal Prädifa Series MK, Ultrathan®
Piston seal for pneumatic cylinders, single-acting. U-cup design with integrated guiding function and cushioning buffers. |
 BP Profile, Double-Acting Hydraulic Piston Seal
Resilon® polyurethane piston seal for medium- to heavy duty, bi-directional hydraulic applications. Wear resistant, extrusion resistant and extended temperature capable. |
 Light Load U-cup Seal with Straight Cut Lips (8500)
Light load symmetrical U-cup with knife-trimmed straight-cut scraper ID & OD lip for rod and piston sealing applications. |
 D-Rings
Parker's D-Rings provide a cost-effective alternative to traditional sealing in radial seal applications. They can be used in static, reciprocating or oscillating applications in the most extreme environmental conditions. |
 Lip Seals
Parker's lip seals offer a wide range of benefits for many applications and markets. Such as low load or low closure force as well as a self-energizing requirement. |
 Low Drag D-Rings
Parker's Low Drag D-rings provide a cost-effective alternative to traditional sealing in radial seal applications where low friction environments are critical. D-Rings can be used in static, reciprocating or oscillating applications. |
 Piston seal Prädifa series B7, Ultrathan®
Piston seal for hydraulic cylinders, single-acting, polyurethane u-cup design. For high-pressure applications. Robust seal profile for harshest operating conditions. ISO 5597, ISO 6020. |
 Piston seal Prädifa series B8, Ultrathan®
Piston seal for hydraulic cylinders, single-acting, polyurethane u-cup design with additional back-up ring. For high-pressure applications. Insensitive to extreme pressure peaks. Robust seal profile for harshest operating conditions. ISO 5597, ISO 6020. |
 Light Load U-Cup Seal with Beveled Lip (8400)
Light load symmetrical U-cup with knife-trimmed beveled ID & OD lip for rod and piston sealing applications. |
 Low Friction FlexiSeal with Beveled Lips (FBC-V)
Low friction symmetrical spring-energized PTFE lip seal for rod and piston sealing applications. Beveled ID & OD style lips. Cantilever spring for maximum ID & OD sealing. |
 Piston sealing set Prädifa series OA, Polon®
Piston sealing set for pneumatic cylinders, double-acting, PTFE slipper seal design. Low friction. |
 Piston sealing set Prädifa series OE, Polon®
Piston sealing set for hydraulic cylinders, double-acting, PTFE slipper seal design. Low friction. For high-pressure applications. ISO 7425. |
 Piston sealing set Prädifa series CP, Caveseal®
Piston sealing set, double-acting, PTFE slipper seal design. Low friction. Suitable for o-ring grooves. For limited dynamic conditions. |
 Piston sealing set Prädifa series KR, Ultrathan®
Piston seal for hydraulic cylinders, double-acting. Polyurethane slide ring design. Superior leak tightness. ISO 7425. |
 Piston sealing set Prädifa series OK
Piston sealing set for hydraulic cylinders, double-acting. Slide ring design. For high pressures and extreme pressure peaks. ISO 7425. |
 Piston sealing set Prädifa series OT
Piston sealing set, slipper seal, double-acting, especially suitable for aggressive media and/or high temperatures |
 Piston seal Prädifa series PZ
Piston seal for pneumatic cylinders, double-acting. Short axial length. |
 Piston seal Prädifa series Z5
Piston seal for pneumatic cylinders, double-acting. U-cup design with integrated guiding function. High-temperature version available. |
 Piston sealing set Prädifa series ZC
Piston sealing set for hydraulic cylinders, double-acting. Three-piece design. For high pressures and extreme pressure peaks. Robust design with extreme wear resistance. |
 Piston sealing set Prädifa series ZP
Piston sealing set for hydraulic cylinders, double-acting. Three-piece design. For high pressures and extreme pressure peaks. Robust design with extreme wear resistance. |
Parker piston seals for hydraulic and pneumatic cylinders and actuators are designed to separate applied pressure between the piston and the rod side during the stroke movement. They are available as single-acting and double acting seals in a wide range of compound and profile configurations to meet diverse applications: high and low temperatures and pressures, a wide variety of media, harsh operating conditions, various friction requirements, etc. Parker piston seals can cover working temperatures from -50°C to 230°C and working pressures up to 800 bar. Some seal profiles are insensitive to extreme pressure peaks. There are piston seals available that comply with ISO 6020, ISO 5597 and ISO 7425-1 standards.