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    PA UNITIZED PISTON ASSEMBLIES

    $98.42 – $244.78

    The PA Unitized Pistons are designed to handle a broad range of application parameters. The piston body is machined to exact dimensions and is constructed using four components: A high strength steel body, a non-metallic bearing, a rubber loading ring and a filled PTFE seal ring. The non-metallic bearing is molded to the piston using a special proprietary process.

    SEAL INFORMATION
    TEMPERATURE RANGE -40° to +275° F
    MAX PRESSURE 5,000 PSI
    MAX VELOCITY 3 ft / second
    MATERIAL STEEL, NYLON, NBR, PTFE
    PART NUMBER (PREFIX) - (OD) X (ID) X (HT)
    Select options This product has multiple variants. The options may be chosen on the product page Details

  • Polyurethane U-SEALS

    $4.53 – $202.37
    Style 850 u-seals offer excellent resistance to extrusion and abrasion. The round cross-section expander offers energized sealing from zero to 5,000 psi.

    FLUOROCARBON = "V"

    BFM = 58D DUROMETER FLUOROTREL -65° TO +275° F BHN = 85A DUROMETER HYDROGENATED NITRILE -50° to +320° F BPM = 58D DUROMETER POLYMYTE -65° to +275° F / -65° to +180° F IN WATER BASED FLUIDS
    SEAL INFORMATION
    MATERIAL 90A FLUOROCARBON | 95A URETHANE
    TEMPERATURE RANGE -20° to +400° F | -40° to +200° F
    PRESSURE RANGE 0 to 2,000 PSI | 0 to 5,000 PSI
    SPEED 3 FT/SEC
    PART NUMBER (Prefix)(CS) - (Inside Dia) - (Height)
    Standard - Height and cross section are equal, thus giving a square seal. Utilizes type 'D' lip Typical Part Number P25-02.500
    Deep - Utilizes the same 'D' lip, but the seal height is greater than the cross section, thus giving a retangular shape. Typical Part Number P25-02.500-37D
    Type B - Same dimensions as the Deep seal. Beveled lip design provides better film breaking. Utilizes type 'B' lip. Typical Part Number U25-02.500-37B
    Select options This product has multiple variants. The options may be chosen on the product page Details

  • PRC Rings

    $6.15 – $84.05
    Used as a companion to our 'B' lip configured, Style 850 U-Seal. Style 855 PRC rings convert a uni-directional u-seal into a bi-directional seal. NOTE: Height dimension is the increase in groove width required.
      • MATERIAL 95A URETHANE
      • TEMPERATURE RANGE -40° to +200° F
      • PRESSURE RANGE 0 to 5,000 PSI
      • SPEED 3 FT/SEC
      • PART NUMBER (Prefix)(CS) - (Inside Diameter)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS1850 PISTON SEAL ASSEMBLIES

      $10.86 – $273.79

      The PS1850 piston seal can be used interchangeably with the PS1800 style piston seal. This seal provides improved heat resistance for demanding applications. NOTE: Piston diameter 'I' dimensions are given for pistons without wear rings.

      SEAL INFORMATION
      MATERIAL BRONZE FILLED PTFE SEAL RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 12 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS1900 NON-STANDARD PISTON SEAL ASSEMBLIES

      $23.12 – $93.46

      These specifically sized seals are for certain OEM cylinders (primarily Heil & Timberjack). Their use is intended for existing housings where the old seals are dimensionally comparable to the table below. Please call your sales representative if you need additional assistance.

      SEAL INFORMATION
      MATERIAL GLASS FILLED PTFE SEAL RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 12 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS2000 PISTON SEAL ASSEMBLIES

      $13.86 – $159.91

      Nylon Step Cut
      Some PS2000 piston seals utilize a round instead of a square energizer. Also, piston diameter "I" dimensions are given for pistons without wear rings. Many sizes shown are completely interchangeable with style PS914 piston seals.

      SEAL INFORMATION
      MATERIAL GLASS FILLED NYLON SEAL RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 3 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size) - (Groove Width)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS2470 PISTON SEAL ASSEMBLIES

      $17.95 – $139.73

      These piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control. The square cut energizer provides low pressure sealing and eliminates backside leakage. This seal also effectively seals between different fluids on each side of the piston seal, making gas/liquid sealing combinations possible.

      SEAL INFORMATION
      MATERIAL 40% BRONZE FILLED PTFE SEAL, RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 12 FT/SEC
      SPEED 12 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS2700 PISTON SEAL ASSEMBLIES

      $6.36 – $68.76

      This seal, molded from high grade polyester with 5% glass fiber and 5% PTFE, may retrofit the PS1800 seals, considering all dimensions are comparable. This seal material, with a high degree of 'memory', stretches over the piston and snaps in the groove for immediate assembly. These seals also feature low friction and high abrasion and extrusion resistance which helps to eliminate assembly damage. Piston diameter 'F' dimensions are given for pistons without wear rings.

      SEAL INFORMATION
      MATERIAL GLASS/PTFE FILLED POLYESTER SEAL, RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 3 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PS914 PISTON SEAL ASSEMBLIES

      $60.21 – $291.96

      Nylon Step Cut
      NOTE: Piston diameter 'I' dimensions are given for pistons without wear rings.

      SEAL INFORMATION
      MATERIAL GLASS FILLED NYLON SEAL RUBBER ENERGIZER
      TEMPERATURE RANGE -40° to +220° F
      PRESSURE RANGE 0 to 6,000 PSI
      SPEED 3 FT/SEC
      PART NUMBER (Piston Seal)(Type of Seal) - (Size) - (Groove Width)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSA PISTON SEAL ASSEMBLIES

      $10.20 – $411.50

      Designed to fit on one or two piece pistons, this piston seal employs a nitrile seal for high sealability, nylon split back-ups for extrusion resistance, and two split bearing rings. No further support bearings required.

      SEAL INFORMATION
      MATERIAL 90A NITRILE SEAL
      NYLON BACK-UP
      NYLON BEARING
      TEMPERATURE RANGE -22° to +212° F
      PRESSURE RANGE 0 to 6,000 PSI
      MAXIMUM SPEED 1.5 Ft/Sec.
      PART NUMBER (Prefix) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSA-58 PISTON SEAL ASSEMBLIES

      $16.76 – $411.50

      Style PSA-58 piston seals combine a heavy duty, fabric reinforced seal with two polyacetal 'L' bearings. This construction allows the seal to withstand pressures up to 5,000 PSI. 'L' bearings also react to pressure to prevent extrusion and support the piston. For 2-piece pistons.

      SEAL INFORMATION
      MATERIAL FABRIC REINFORCED NITRILE SEAL POLYACETAL ANTI-EXTRUSION RING
      TEMPERATURE RANGE -22° to +212° F
      PRESSURE RANGE 0 to 5,000 PSI
      MAXIMUM SPEED 1.5 ft / second
      PART NUMBER (Prefix)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSA-59 PISTON SEAL ASSEMBLIES

      $17.95 – $223.25

      This style is designed for 2 piece piston. The seal is a molded Nitrile rubber element with bonded rubberized fabric reinforcement and two anti-extrusion polyacetal bearings.

      SEAL INFORMATION
      MATERIAL FABRIC REINFORCED NITRILE SEAL POLYACETAL ANTI-EXTRUSION RING
      TEMPERATURE RANGE -22° to +212° F
      PRESSURE RANGE 0 to 5,000 PSI
      MAXIMUM SPEED 1.5 ft / second
      PART NUMBER (Prefix)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSA-65 PISTON SEAL ASSEMBLIES

      $10.20 – $126.18

      Compact and easy to install, the Style PSA-65 piston seal is a simple and economical design for pressures up to 3,000 PSI. The assembly consists of a nitrile rubber seal and two polyacetal bearings to support the piston. For 1-piece pistons.

      SEAL INFORMATION
      MATERIAL NITRILE SEAL POLYACETAL ANTI-EXTRUSION RING
      TEMPERATURE RANGE -22° to +212° F
      PRESSURE RANGE 0 to 3,000 PSI
      MAXIMUM SPEED 1.5 Ft/Sec.
      PART NUMBER (Prefix)(Type of Seal) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSC PISTON SEAL ASSEMBLIES

      $5.15 – $176.73

      The Style PSC is a double acting piston seal designed to replace o-rings, quad-rings, and T-seals with the same groove dimensions (O-ring dash number). Style 575 urethane back-up rings may be added to either or both sides of the 'PSC' to accommodate wider groove widths. The PSC is made of 95A Durometer polyurethane, giving it high extrusion and abrasion resistance. The crowned sealing surface produces a positive seal from vacuum to high pressure.


      NOTE: Piston diameter 'I' dimensions are given for pistons without wear rings.

      SEAL INFORMATION
      MATERIAL 95A POLYURETHANE SEAL
      70 A NITRILE ENERGIZER
      TEMPERATURE RANGE -40° to +200° F
      PRESSURE RANGE 0 to 5,000 PSI
      SPEED 3 FT/SEC
      PART NUMBER (Prefix) - (O-Ring Size) - (Wide Base)

      These Style PSC are molded from Fluorotrel which is a tough, wear-resistant material able to run at temperatures up to 275° F. Fluorotrel is also resistant to fluids that are incompatible with polyurethane such as water, glycol, water in oil, mineral oil and petroleum. Consult our Engineering Department for other fluids compatible with Fluorotrel
      NOTE: Piston diameter "I" dimensions are given for pistons without wear rings.

      SEAL INFORMATION
      MATERIAL 55D FLUOROTREL SEAL
      70A NITRILE ENERGIZER
      TEMPERATURE RANGE -40° to +235° F
      PRESSURE RANGE 0 to 5,000 PSI
      PART NUMBER (Prefix) - (O-Ring Size) - (Fluorotrel)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSF PISTON SEAL ASSEMBLIES

      $14.86 – $35.85

      Designed to fit on one or two piece pistons, this seal employs a nitrile seal element, PTFE split back-up rings and polyacetal split bearing rings.

      SEAL INFORMATION
      MATERIAL NITRILE SEAL POLYACETAL ANTI-EXTRUSION RING
      TEMPERATURE RANGE -22° to +212° F
      PRESSURE RANGE 0 to 3,000 PSI
      SPEED 3 FT/SEC
      PART NUMBER (Prefix) - (O-Ring Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details

    • PSM PISTON SEAL ASSEMBLIES

      $8.05 – $56.42

      Molded from 93 Shore A polyurethane with a 70 Shore A energizer, this seal utilizes the same groove dimensions as a standard o-ring to T-seal. One or two Style 575 back-up rings may be used for wider grooves. Extrusion resistant by design, this seal also is resistant to rolling and twisting. Installation is an easy two step snap-in procedure with no need to re-size before insertion into the bore. NOTE: Piston diameter 'I' dimensions are given for pistons without wear rings.

      F= Fluorotrel, WB= Wide Base
      SEAL INFORMATION
      MATERIAL 93A URETHANE SEAL
      70A NITRILE ENERGIZER
      TEMPERATURE RANGE -65° to +220° F
      PRESSURE RANGE 0 to 5,000 PSI
      PART NUMBER (Prefix) - (Size)
      Select options This product has multiple variants. The options may be chosen on the product page Details
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