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Supplier: KC Seals, Inc.
Description: Relatively hard, high modulus ring (or similar device) placed in the gland between the O-ring and the groove side walls, to prevent extrusion of the seal into the clearance gap; also known as a back-up ring. Our styles can vary from standard to custom designed sizes. K.C.
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Supplier: Hi-Tech Seals, Inc.
Description: The primary function of anti-extrusion rings is to take up space in a groove, and/or prevent extrusion of material at high pressures. Anti-extrusion rings can also be used to assist seals where exaggerated clearance gaps are an issue. The determining factors when
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.), Polyurethane / Urethane
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Supplier: Hi-Tech Seals, Inc.
Description: The primary function of anti-extrusion rings is to take up space in a groove, and/or prevent extrusion of material at high pressures. Anti-extrusion rings can also be used to assist seals where exaggerated clearance gaps are an issue. The determining factors when
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.), Polyurethane / Urethane
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Supplier: Hi-Tech Seals, Inc.
Description: The primary function of anti-extrusion rings is to take up space in a groove, and/or prevent extrusion of material at high pressures. Anti-extrusion rings can also be used to assist seals where exaggerated clearance gaps are an issue. The determining factors when
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.), Polyurethane / Urethane
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Supplier: Hi-Tech Seals, Inc.
Description: The primary function of anti-extrusion rings is to take up space in a groove, and/or prevent extrusion of material at high pressures. Anti-extrusion rings can also be used to assist seals where exaggerated clearance gaps are an issue. The determining factors when
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.), Polyurethane / Urethane
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Supplier: SKF/North America
Description: These SKF piston seals incorporate patented locking anti-extrusion rings made of polyamide (PA). They are split for easy installation. Their snap-in design makes it easy to identify the correct installation direction, holds them in place when installed and prevents damage during
- Housing Bore Diameter or Seal O.D.: 0.9843 to 11.42 inch
- Sealing Element or Lip Material: Nitrile (NBR - Buna-N), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: SKF/Global
Description: These SKF piston seals incorporate patented locking anti-extrusion rings made of polyamide (PA). They are split for easy installation. Their snap-in design makes it easy to identify the correct installation direction, holds them in place when installed and prevents damage during
- Housing Bore Diameter or Seal O.D.: 0.9843 to 11.42 inch
- Sealing Element or Lip Material: Nitrile (NBR - Buna-N), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Description: ISO 3601-4:2008 specifies dimensions and tolerances for five types of anti-extrusion rings, which are also known as back-up rings: spiral type (T1); angle cut type (T2); solid type (T3); angle cut concave type (T4); solid concave type (T5
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Supplier: Accuris
Description: FLUID POWER SYSTEMS - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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Supplier: Accuris
Description: Japanese Language - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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Supplier: Accuris
Description: German Language - FLUID POWER SYSTEMS - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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Supplier: Accuris
Description: FLUID POWER SYSTEMS - O-RINGS PART 4: ANTI-EXTRUSION RINGS (BACK- UP RINGS)
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Supplier: SAE International
Description: This document establishes standard gland design criteria and dimensions for static axial O-ring seal applications without anti-extrusion devices specifically for engines and engine control systems operating at a maximum pressure of 1500 psi (10345 kPa). NOTE: The criteria herein are
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Supplier: CSA Group
Description: ISO 3601-4:2008 specifies dimensions and tolerances for five types of anti-extrusion rings, which are also known as back-up rings: spiral type (T1); angle cut type (T2); solid type (T3); angle cut concave type (T4); solid concave type (T5
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Supplier: Shenzhen Dechengwang Technology Co., Ltd
Description: Back-up rings are also known as anti-extrusion rings since their main function is to prevent o-rings from entering the clearance gaps due to internal pressure. They avoid the seal from experiencing premature failure. Backup rings are not seals themselves, but are
- Sealing Element or Lip Material: Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Greene, Tweed & Co.
Description: Greene, Tweed’s 4270 series has been specifically designed for use in MIL-G-5514 gland configurations as anti-extrusion devices in conjunction with O-rings, packings or other elastomeric seal types. A variety of high-performance materials can be provided and specifically targeted to
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: SAE International
Description: This document recommends standard gland dimensions for static radial O-ring seal applications specifically for engine and engine control systems and provides recommendations for modifying these glands in special applications.
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Supplier: Greene, Tweed & Co.
Description: Greene, Tweed’s new 43 back-up ring series has been specifically designed for use in AS5857 gland configurations as anti-extrusion devices in conjunction with O-rings, packings or other elastomeric seal types. A variety of high-performance materials can be provided and
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Greene, Tweed & Co.
Description: Greene, Tweed’s new 43 back-up ring series has been specifically designed for use in AS5857 gland configurations as anti-extrusion devices in conjunction with O-rings, packings or other elastomeric seal types. A variety of high-performance materials can be provided and
- Sealing Element or Lip Material: Polytetrafluoroethylene (PTFE- Teflon®, etc.)
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Supplier: Greene, Tweed & Co.
Description: responsive action causes hydromechanic activation of anti-extrusion rings Geometrically locked assembly and wide base “T” geometry eliminate seal roll and spiral failure Optimization of anti-extrusion ring material can extend seal life, lower leakage and aid sealability
- Composite Seals: Yes
- Maximum Operating Pressure: 4000 psi
- Sealing Action: Double Acting
- Sealing Element or Lip Material: EPDM, Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Flourosilicone (FVMQ, FMQ, FPM, FSI), Nitrile (NBR - Buna-N)
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Supplier: SAE International
Description: This document establishes standard gland design criteria and dimensions for static axial O-ring seal applications without anti-extrusion devices.
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Standards and Technical Documents - GLAND DESIGN, ELASTOMERIC O-RING SEALS, STATIC RADIAL -- ARP1232Supplier: SAE International
Description: This document establishes standard gland dimensions for static radial O-ring seal applications and provides recommendations for modifying these glands in special applications. No provisions are made in this document for anti-extrusion devices. SI unit conversions for U.S. customary
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Description: are for use in general hydraulic and pneumatic applications without and with anti-extrusion rings (back-up rings). The dimensions of the O-rings (d1 and d2), size codes (SC) and tolerances conform to ISO 3601-1. ISO 3601-2:2008 gives the housing dimensions for the
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Description: : for cylinders with bores of 16 mm to 500 mm, inclusive; for rods with diameters of 12 mm to 360 mm, inclusive. ISO 10766:2006 does not give details of cut bearing ring design, because the manner of construction of cut bearing rings varies with each manufacturer.The design material of
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Supplier: T-LON Products, Inc.
Description: T-LON "TLM" four piece seal is a double acting, high pressure, high performance piston seal accomodating larger extrusion gaps when used with T-LON PTFE wear rings. The "TLM" four piece seal assembly consists of a filled PTFE ring and a rubber energizer. These components are
- Axial Cross Section or Thickness: 0.7480 inch
- Composite Seals: Yes
- Housing Bore Diameter or Seal O.D.: 6.3 inch
- Radial Cross Section: 0.5512 inch
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Supplier: T-LON Products, Inc.
Description: T-LON "TLI" Four Piece Seal is a double acting, high pressure, high performance piston seal accomodating larger extrusion gaps when used with T-LON PTFE wear rings. The "TLI" Four Piece Seal assembly consists of a filled PTFE ring and a rubber energizer. These components are
- Axial Cross Section or Thickness: 0.7500 inch
- Housing Bore Diameter or Seal O.D.: 15 inch
- Radial Cross Section: 0.4050 inch
- Seal Type: Hydraulic / Pneumatic Seal
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Supplier: Utility Parts Central, Inc.
Description: Technical Characteristics: Couplings: Zinc plated Steel Nipple: hardened Steel for anti-brinelling Seals: Nitrile with Teflon anti-extrusion ring. Viton, Kalrez, EPDM upon request Ports: 3/8" NPT Female Tight tolerances ensure equal loading of couplers Female seal
- English Size: 0.3750 inch
- Size: English
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Supplier: Stucchi Inc.
Description: Overview: The Series IRB quick couplings are interchangeable to ISO 7241-1 Series B. The Series IRB most important characteristics are compactness, and highest quality raw material used to manufacture. Technical Characteristics & Options: NPT standard threads Anti extrusion
- English Size: 0.2500 to 1 inch
- Material: Brass/Bronze
- Size: English
- Valving: Non Valved
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Supplier: Hallite Seals International Ltd.
Description: The Hallite 652 is a high pressure rod seal designed specifically for longwall mining applications. The seal design comprises three elements; an O ring energiser*, a polyurethane shell and a polyacetal anti-extrusion ring.The shell is manufactured in Hythane 181 to provide
- Axial Cross Section or Thickness: 0.3780 to 0.7874 inch
- Housing Bore Diameter or Seal O.D.: 1.73 to 19.49 inch
- Maximum Operating Pressure: 10153 psi
- Maximum Operating Speed: 197 ft/min
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Supplier: Daemar Inc.
Description: Temp: to 850 ºF (455 ºC) - atmosphere pH: 0 - 14 except stong oxidizers Pressure: to 3000 psi Speed: 4000 FPM * may require anti-extrusion rings * * Does not contain cotton carrier *
- Cross Sectional Size: 0.1875 inch
- Specialty Application: Pump / Rotating Equipment Packing, Valve Packing
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Supplier: Trelleborg Sealing Solutions Americas
Description: resistance to rolling and an effective platform to position and energise the anti-extrusion rings. T-Seals have been used extensively in arduous aircraft applications, both as Rod and Piston seals, where long life and zero leakage are requirements. A full range of sizes are offered to
- Maximum Operating Pressure: 29007 psi
- Maximum Operating Speed: 98.43 ft/min
- Operating Temperature: -76 to 392 F
- Seal Type: Other
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Supplier: International Hydraulics
Description: - Precision finished skive and burnished heavy wall steel tubing for extended seal and cylinder life. Tube Seal - 90 durometer o-ring with anti-extrusion back-up washer to prevent leakage under high pressure and cycle loading. Rod Seal - Polyurethane U-Cup providing long wearing
- Bore Size: 3.5 inch
- Cylinder Style: Tie-rod
- Mounting Options: Clevis
- Rated Load/Force: 28863 lbs
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Description: conductivity Low thermal expansion Good electrical insulation High Boron purity Good corrosion resistant Applications Boron Nitride is suitable for high temperature solid lubricant, extrusion anti-wear additive, additive for
- Material Type: Boron Nitride
- Type: Powder / Aggregate (Grain / Grog)
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Supplier: Precision Polymer Engineering Ltd.
Description: Spring seals comprise of a high modulus elastomer and two integrated anti-extrusion springs, they are used to effectively seal applications that are subject to:- Large clearance gaps High pressure (bi-directional) Restricted access for seal installation
- Seal Type: Other
- Seal is Spring-energized: Yes
- Sealing Element or Lip Material: Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile - Highly Saturated (HNBR)
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Description: using PEEK anti-extrusion ring and spring-loaded PTFE seal, the temperature limit of the ET valve can be increased to Above 232°C (450°F). Specification Certification: Compliant with SIL, fugitive emissions, NACE Main conditions: noise suppression, cavitation
- Agency / Standard: ASME
- Material: Stainless Steel, Steel
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Back-up rings are also known as anti-extrusion rings since their main function is to prevent o-rings from entering the clearance gaps due to internal pressure. They avoid the seal from experiencing premature failure. Backup rings are not seals themselves, but are used in (read more)
Browse Hydraulic Seals and Pneumatic Seals Datasheets for Shenzhen Dechengwang Technology Co., Ltd -
The new CB Solenoid Valve is economically designed, utilizing a cartridge bobbin coil coupled with our unique MultiSeal™ technology. The MultiSeal radically simplifies port layout by allowing total porting flexibility 360° around the seal, without the need for O-Rings or anti-Extrusion (read more)
Browse Solenoid Valves Datasheets for Lee Co. (The) -
Spring Seals comprise of a high modulus elastomer and two integrated anti-extrusion springs, they are used to effectively seal applications that are subject to:- Large clearance gaps High pressure (bi-directional) Restricted access for seal installation (read more)
Browse Solid Elastomeric Rings Datasheets for Precision Polymer Engineering Ltd.
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CR4 - Thread: O-Ring Face Seal - Diameter to Use to Calculate "Piston Area"
The anti extrusion ring is used to increase the allowable pressure applied to the o-ring. the anti extrusion ring as "named" is to help the ORing from extruding thru the clearance gap.
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High-Pressure Gas Swivel To Enhance Production From Floating Units
WITH ANTI EXTRUSION RING .
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Heat source component development program. Quarterly report for April--June 1977
This modification incorporates the same displacement measurement set-up and the anti extrusion ring .
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Prediction of Gas Hydrates Formation With DSC Technique
The screwed top is equipped with a doughnut ring coupled to an anti extrusion ring .
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A Method to Obtain High Reliability For Mechanical Pipeline Couplings
The main sealing principles are: sharp corners of grooves in the coupling sleeve or metal ribs; pre-compressed polymer seals or flexible graphite seal enclosed by anti extrusion rings , and pre-compressed polymer seals strengthened by metals or fibres.
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CR4 - Thread: O-RING
This is the reason why anti extrusion rings have been developed in order to combine the low hardness of the o-ring which gives a good sealing at low pressure with the low risk of extrusion of the added rings at high …
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Some calorimetric investigations of the role of electrons in superconductivity and magnetism
ANTI EXTRUSION RINGS (2 .