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Description: design, O-Ring or ORing/Backup Ring combinations are mainly used as static seals. However, this sealing solution hides the risk that during assembly the O-Ring may become twisted and that the position of the Back-up Ring is not optimal. This solution also exhibits weaknesses
- Axial Cross Section or Thickness: 0.1024 to 0.4843 inch
- Maximum Operating Pressure: 7252 psi
- Operating Temperature: -31 to 230 F
- Seal Type: Hydraulic / Pneumatic Seal
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Supplier: Greene, Tweed & Co.
Description: Greene, Tweed’s Static Face™ Seals are designed to eliminate sealing problems in face-mounted assemblies where large clearances can occur and/or pressures up to 10,000 psi (690 bar) are encountered. Engineered as a “drop-in” replacement for O-rings in seal glands with
- Maximum Operating Pressure: 10000 psi
- Seal Type: Exclusion Seal
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
- Shaft O.D. or Seal I.D.: 0.0340 to 4.05 inch
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Supplier: Trelleborg Sealing Solutions Americas
Description: In static sealing applications, there is no movement between seal surfaces or between the seal and its mating surface. The most common seal used in static sealing situations is the O-Ring, but in addition to these, Trelleborg Sealing Solutions offers a range
- Seal Type: Other
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Supplier: Hallite Seals International Ltd.
Description: DesignThe Hallite 155 U ring is designed as static seal for cylinders. It is used instead of a conventional O ring/back-up ring combination. Through its special design and compound, extrusion gaps up to F = 0.4mm at 500 bar pressure are allowed.Every nominal diameter of the
- Axial Cross Section or Thickness: 0.3228 to 0.5906 inch
- Housing Bore Diameter or Seal O.D.: 2.83 to 16.54 inch
- Maximum Operating Pressure: 7252 psi
- Operating Temperature: 32 to 140 F
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Description: The Turcon® Variseal® HF is a single-acting axial/face sealing element comprised of a U-shaped Turcon® ring and a coiled metallic energizing spring. This design ensures gas-tight sealing even at low temperatures. It is resistant to most liquids and chemicals and has unlimited
- Axial Cross Section or Thickness: 0.1417 to 0.3740 inch
- Maximum Operating Pressure: 8702 psi
- Operating Temperature: -328 to 500 F
- Seal Type: Hydraulic / Pneumatic Seal
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Description: A double-acting O-Ring energized seal, the Turcon® AQ Seal® is suitable for sealing between two media such as fluid and gas. It consists of a Turcon® ring and an X-ring or Quad-Ring® inset into the dynamic sealing face. It has excellent sliding properties with no
- Axial Cross Section or Thickness: 0.0701 to 0.2098 inch
- Maximum Operating Pressure: 7252 psi
- Maximum Operating Speed: 394 ft/min
- Operating Temperature: -22 to 392 F
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Description: The Turcon® Variseal® HF is a single-acting axial/face sealing element comprised of a U-shaped Turcon® ring and a coiled metallic energizing spring. This design ensures gas-tight sealing even at low temperatures. It is resistant to most liquids and chemicals and has unlimited
- Axial Cross Section or Thickness: 0.0945 to 0.3740 inch
- Maximum Operating Pressure: 8702 psi
- Operating Temperature: -328 to 500 F
- Seal Type: Hydraulic / Pneumatic Seal
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Supplier: Freudenberg Sealing Technologies
Description: The O-rings of Freudenberg Sealing Technologies are used for the static sealing of idling machine parts against liquids and gases. The versatile applications include water fittings, air conditioners, vehicle engines or dentist drills. In addition, the classic O-ring seal is also
- Synthetic Rubber Materials (Thermosets): Ethylene propylene rubber (EPR, EPDM, EP,EPT), Fluoroelastomer (FKM), Nitrile Rubber (NBR, HNBR, HSN ), Perfluoroelastomer (FFKM, FFPM), Other Rubber Material
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Supplier: Hi-Tech Seals, Inc.
Description: The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. Symmetrical, rod and piston styles are available in a range of sizes. The non-symmetric styles
- Axial Cross Section or Thickness: 1 inch
- Operating Temperature: -65.2 to 221 F
- Seal Type: Oil / Grease Seal, Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polyurethane / Urethane
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Supplier: T-LON Products, Inc.
Description: load and is further energized by system pressure. The TH series is intended for static or very low dynamic applications and is available in standard and custom Rod, Piston and Face seal designs to meet your specific requirements.
- Axial Cross Section or Thickness: 0.4850 inch
- Maximum Operating Pressure: 10000 psi
- Maximum Operating Speed: 20 ft/min
- Operating Temperature: -250 to 575 F
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Supplier: T-LON Products, Inc.
Description: Self-relieving performance to prevent pressure entrapment Low friction in static (break away) and dynamic (run) applications Versatile use in rotary, reciprocating or helical applications Exceptional chemical compatibility Continuous temperature durability Simple housing groove
- Housing Bore Diameter or Seal O.D.: 15.14 inch
- Radial Cross Section: 0.3189 inch
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Hi-Tech Seals, Inc.
Description: The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. Symmetrical, rod and piston styles are available in a range of sizes. The non-symmetric styles
- Axial Cross Section or Thickness: 0.3750 inch
- Operating Temperature: -65.2 to 221 F
- Seal Type: Oil / Grease Seal, Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polyurethane / Urethane
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Supplier: Hi-Tech Seals, Inc.
Description: The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. Symmetrical, rod and piston styles are available in a range of sizes. The non-symmetric styles
- Axial Cross Section or Thickness: 0.6250 inch
- Housing Bore Diameter or Seal O.D.: 8 inch
- Operating Temperature: -65.2 to 221 F
- Seal Type: Oil / Grease Seal, Hydraulic / Pneumatic Seal
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Supplier: Freudenberg Sealing Technologies
Description: The rotary/swivel seals of Freudenberg Sealing Technologies are characterised by their high performance - even under a static load. They are particularly suitable for use in hydraulic joints and withstand high pressure loads, even in conjunction with translational motion
- Seal Type: Hydraulic / Pneumatic Seal, Other
- Sealing Element or Lip Material: Nitrile (NBR - Buna-N), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: T-LON Products, Inc.
Description: Designed For: Sealing at high and low system pressure Stability that is unaffected by pressure, shock or rod velocity Self-relieving performance to prevent pressure entrapment Low friction in static (break away) and dynamic (run) applications
- Housing Bore Diameter or Seal O.D.: 10.29 inch
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
- Sealing Orientation and Direction: External / Piston Seal
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Supplier: Parker Hannifin / Seal Group
Description: , and flawless sealing at temperatures over 300°F and high pressures. 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
- Maximum Operating Pressure: 49313 psi
- Operating Temperature: -22 to 250 F
- Seal Type: Hydraulic / Pneumatic Seal, Piston Ring
- Sealing Element or Lip Material: Ethylene Acrylic (AEM - Vamac®, etc.), Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Nitrile - Highly Saturated (HNBR)
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Supplier: SAE International
Description: This document recommends general gland design criteria for static and dynamic O-ring seal applications specifically for engines and engine control systems.
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Supplier: Technetics Group
Description: Thanks to more than 50 years of experience in dynamic and static sealing and material technology, Technetics is able to design and provide customized dynamic sealing solutions to meet the most demanding requirements where standard seals are
- Alternate Shaft or Rubbing Speed: 19600 ft/min
- Operating Pressure: 290 psi
- Operating Temperature: 1000 F
- Seal Application: Pump, Cryogenic Seal, Other
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Supplier: Accuris
Description: (R) General Gland Design Criteria for Static and Dynamic O-Ring Seal Applications Specifically for Engines and Engine Control Systems
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Supplier: Precision Polymer Engineering Ltd.
Description: Cap seals offer a low friction seal for use in dynamic reciprocating applications. A plastic cap provides a seal against the dynamic sealing face, an O-ring is used to energise the plastic cap and operates in a static environment. The O-ring uses the
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Nitrile - Highly Saturated (HNBR)
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Supplier: FTL Technology
Description: extreme chemical compatibility are all factors which present PTFE seals an important option when designing efficient and reliable sealing systems. PTFE seals usually need to be energised by a static secondary system. In most cases, this will be in the form of a
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Precision Polymer Engineering Ltd.
Description: housing is a concern. PPE spring seals provide a versatile sealing system for bi-directional pressure applications in static conditions. Commonly used in place of T-seals, spring seals are much easier to install, especially in ROV and restricted access situations.
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile - Highly Saturated (HNBR)
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Supplier: FTL Technology
Description: from introducing dust, debris and other abrasive contaminants into the hydraulic cylinder. When the rod is not in motion, the wiper seal provides an important static sealing function, protecting the hydraulic system from the environmental conditions and excess water
- Maximum Operating Pressure: 14.5 psi
- Maximum Operating Speed: 197 ft/min
- Operating Temperature: -40 to 230 F
- Seal Type: Exclusion Seal
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Supplier: Trelleborg Sealing Solutions Americas
Description: The GAMMA Seal is an axial rotary seal that excludes contamination, moisture and grease. It consists of an elastomer sealing lip contained in a metal carrier. This design copes with arduous static and dynamic conditions in mobile hydraulics and power
- Maximum Operating Speed: 3937 ft/min
- Operating Temperature: -40 to 392 F
- Seal Type: Other
- Shaft O.D. or Seal I.D.: 0.3937 to 8.86 inch
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Supplier: CT Gasket & Polymer Co., Inc.
Description: CTG Inc. manufactures PTFE and elastomeric spring energized seals and sealing systems. Spring Energized Seals can be used in static, reciprocating and slow to medium rotary applications. Unlike many other seals where you must size your seal
- Operating Temperature: -400 to 550 F
- Seal Type: Oil / Grease Seal, Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
- Shaft O.D. or Seal I.D.: 0.1250 to 9.5 inch
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Supplier: EQYO
Description: Series Specifics: Static and moderate speed dynamic sealing Moderate to high spring load Good for low temperature and gases OmniSeal® are high-performance spring energized polymer seals capable of handling extreme service conditions. They
- Maximum Operating Pressure: 50009 psi
- Operating Temperature: -450 to 601 F
- Seal Type: Oil / Grease Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: EQYO
Description: Series Specifics: Static or dynamic applications RP II spring offers the highest deflection OmniSeal® are high-performance spring energized polymer seals capable of handling extreme service conditions. They are used where ultra-low friction
- Maximum Operating Pressure: 50009 psi
- Operating Temperature: -450 to 601 F
- Seal Type: Oil / Grease Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Hi-Tech Seals, Inc.
Description: The urethane U-cup design provides an excellent heavy-duty seal for either piston or rod applications. Urethane U-cups work well in both static and dynamic applications. The non-symmetric styles (MPI and MRO) provide the added benefits of: reduced seal
- Operating Temperature: -65.2 to 399 F
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: Polyurethane / Urethane
- Sealing Orientation and Direction: Symmetric Seal
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Supplier: EQYO
Description: Series Specifics: Static or slow angular movement Heavy duty, high load spring with continuous contact along the entire sealing lip Excellent for cryogenic temperatures and gases OmniSeal® are high-performance spring energized polymer seals
- Maximum Operating Pressure: 50009 psi
- Operating Temperature: -450 to 601 F
- Seal Type: Oil / Grease Seal
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Trelleborg Sealing Solutions Americas
Description: This is a broad family of products, individually developed and manufactured for unique applications. In general, these seals are static and offer low friction and good abrasion resistance characteristics. They are typically used for the aerodynamic sealing of
- Seal Type: Other
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Supplier: SAE International
Description: This SAE Aerospace Standard (AS) provides standardized gland (groove) design criteria and dimensions for elastomeric seal glands for static applications. The glands have been specifically designed for applications using SAE AS568 size O-rings at pressures exceeding 1500 psi
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Supplier: SAE International
Description: This SAE Aerospace Standard (AS) provides standardized gland (groove) design criteria and dimensions for elastomeric seal glands for static applications. The glands have been specifically designed for applications using SAE AS568 size O-rings at pressures exceeding 1500 psi
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Supplier: CT Gasket & Polymer Co., Inc.
Description: An O-ring energized seal consists of a lip seal in combination with an O-ring. This type of seal is the optimum sealing choice for static or low-speed applications and for vacuum or high-pressure applications. These radial seals can be used in either a rod
- Operating Temperature: -150 to 600 F
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N), Nitrile - Highly Saturated (HNBR)
- Sealing Orientation and Direction: Internal / Rod Seal
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Supplier: FTL Technology
Description: PTFE spring energised seals are single acting sealing elements used for both rotary and reciprocating applications. They can also be used as a static element where the nature of the application precludes the use of elastomer seals. This makes spring energised seals
- Maximum Operating Pressure: 2901 psi
- Maximum Operating Speed: 2953 ft/min
- Operating Temperature: -103 to 572 F
- Seal Type: Hydraulic / Pneumatic Seal
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Supplier: FTL Technology
Description: correctly. It is also critically important that the seals are assembled correctly and where necessary, with the correct installation tooling. Heavy duty applications of Mechanical Face Seals: Heavy duty static and dynamic sealing technology is concerned with
- Seal Type: Oil / Grease Seal
- Sealing Element or Lip Material: Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N), Nitrile - Highly Saturated (HNBR), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Trelleborg Sealing Solutions Americas
Description: Single-acting seal for rotary, turning and oscillating movements for pistons, rods and shafts in a wide range of machinery. The O-Ring activated L-shaped Turcon® or Zurcon® seal element gives optimized low frictional static and dynamic sealing
- Maximum Operating Pressure: 4351 psi
- Maximum Operating Speed: 394 ft/min
- Operating Temperature: -49 to 392 F
- Seal Type: Other
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Supplier: Greene, Tweed & Co.
Description: service life Unique configuration eliminates seal roll and spiral failure Low pressure sealing The G-T Ring is a static or dynamic seal in “rod” or “piston” config-urations for demanding oilfield applications, e.g., cylinders, jacks, intensifiers, tensioners, BOPs,
- Maximum Operating Pressure: 43500 psi
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Orientation and Direction: Internal / Rod Seal, External / Piston Seal
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Supplier: Precision Associates Incorporated
Description: tolerances. Alternately, tolerances may be loosened in low pressure applications by using back-ups. Kurv-Bak™ back-up rings may be used in static and dynamic sealing applications. Precision Associates' hard rubber molded contoured Back-Ups are routinely produced in our 90
- Axial Cross Section or Thickness: 0.0530 to 0.2360 inch
- Housing Bore Diameter or Seal O.D.: 0.2330 to 22.48 inch
- Radial Cross Section: 0.0625 to 0.2500 inch
- Seal Type: Back-up Ring
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Supplier: Hallite Seals International Ltd.
Description: The Hallite 714 is a double acting seal capable of passing over ports. The reinforced, heat stabalised, thermoplastic sealing face, expands and contracts to fill the gap between the piston and the cylinder wall and has a step-cut joint for ease of installation.It will
- Axial Cross Section or Thickness: 0.1654 to 0.3189 inch
- Housing Bore Diameter or Seal O.D.: 1.57 to 11.02 inch
- Maximum Operating Pressure: 7252 psi
- Maximum Operating Speed: 394 ft/min
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Supplier: Greene, Tweed & Co.
Description: presents seal roll and spiral failure. (See Fig. 1) The G-T Ring is a piston, rod or static seal for use in cylinders, intensifiers, accumulators, spool valves, and other demanding fluid power applications. It is currently specified for critical applications on all
- Axial Cross Section or Thickness: 0.0700 to 0.2750 inch
- Maximum Operating Pressure: 0.0 to 10000 psi
- Operating Temperature: -65 to 450 F
- Seal Type: Hydraulic / Pneumatic Seal
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Supplier: Greene, Tweed & Co.
Description: life for exceptional performance in many static and dynamic sealing applications. Constructed of superior elastomers and thermoplastics to withstand harsh fluid and service conditions, the AGT ring resists O-ring roll and spiral failure. FEATURES & BENEFITS
- Maximum Operating Pressure: 4000 psi
- Seal Type: Hydraulic / Pneumatic Seal
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
- Sealing Orientation and Direction: Internal / Rod Seal, External / Piston Seal
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Supplier: SAE International
Description: This SAE Aerospace Standard (AS) provides standardized gland (groove) design criteria and dimensions for O-ring seal glands for static and dynamic applications, and other seals.
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Supplier: Shenzhen Dechengwang Technology Co., Ltd
Description: systems. O-rings are used in hydraulic and pneumatic systems to provide excellent sealing solutions in dynamic and static applications. However, when subjected to high temperatures and pressures, O-rings extrude into the clearance between mating surfaces. Elevation
- Seal Type: Oil / Grease Seal, Back-up Ring
- Sealing Element or Lip Material: Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: John Crane, Inc.
Description: The Type LMPC is a cartridge seal designed for static or dynamic applications. This seal is mechanically loaded in the axial direction by the gland follower. All internal components of the seal are held together by PTFE spacers. The spacers also hold the smothering
- Alternate Shaft or Rubbing Speed: 3937 ft/min
- Material Classification: Polytetrafluoroethylene (PTFE)
- Operating Pressure: 6025 psi
- Operating Temperature: -450 to 1202 F
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Supplier: York Industries, Inc.
Description: catalog tensioners Universal - inside or outside tensioner Small footprint yet strong Markings to help set belt tension on dynamic tensioners Stainless steel construction Aluminum or plastic idler pulleys Choice of flat pulley or four belt profiles: 2mm GT, 3mm GT, .080 (MXL) and 3mm
- Adjustment: Fixed
- Application: Belt
- Belt / Chain Contact: Pulley
- Maximum Tension Rating: 10 lbs
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Supplier: Fluorocarbon Limited
Description: ˜V’ or coil section. The varieties of spring offer light and heavy loading to ensure the most effective sealing performance across a wide range of pressures for static and dynamic applications. Typically single acting, the seals also allow pressure energization to
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Supplier: York Industries, Inc.
Description: Universal - inside or outside tensioner Small footprint yet strong Markings to help set belt tension on dynamic tensioners Stainless steel construction Aluminum or plastic idler pulleys Choice of flat pulley or four belt profiles: 2mm GT, 3mm GT, .080 (MXL) and 3mm HTD Sealed
- Adjustment: Fixed
- Application: Belt
- Belt / Chain Contact: Pulley
- Maximum Tension Rating: 10 lbs
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Choose our Spring Energized Seals when you plan to have a static or dynamic face seal. Unlike other face seals, the CTG Spring energized seal can handle low speed dynamic applications without seal degradation. It is also a great choice when clamping forces must be low. (read more)
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joints can be achieved in cryogenic lines, joints, valves and pumps for launch vehicles through the use of proven, state of the are static cryogenic seals”…”The most widely used and successful seal for NASA space flight applications has been the deflection actuated, pressure (read more)
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Dynamic ICP (R) Pressure Sensors for Detection of Combustion Instability and High Intensity Acoustics in Rocket Motor Research
monitor dynamic pressure while subjected to high static background pressure. ICP (R) output features onboard. electronics to provide conditioned output signal and ease of use. Many physical configurations are available with various Aerospace Standard fitting sizes. This paper will discuss
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O-Ring Failure Modes: Extrusion Damage
Extrusion damage failures often occur in dynamic applications such as hydraulic controlled rod and piston seals. These can also occur in static applications when seals are subjected to high-pressure pulsing, especially when the gland extrusion gaps are excessive.
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Electronic Enclosures - Closing the Door on Sealing Problems
Some manufacturers of electronic cabinets use off-the-shelf weatherstripping to seal gaps between the housing and door. Often, these weatherstrip materials are just fillers that form a static seal. They're not meant for dynamic sealing, and demonstrate poor compression set recovery
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Translating Metric Units to Inches in O-Rings
O-rings are the most widely-used seals because they are efficient, economical, and can be used in a wide variety of static and dynamic applications. In order to get the most out of an O-ring, it is critical that its dimensions and specifications meet part requirements.