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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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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: 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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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: 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: 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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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: CSA Group
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. Housing dimensions for the O-rings intended for
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Supplier: S&P Global Engineering Solutions
Description: REQUIREMENTS FOR ELASTOMERIC TOROIDAL SEALING RINGS ('O'' RINGS) PART 3 - ANTI-EXTRUSION RINGS (BACK UP RINGS)
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Supplier: S&P Global Engineering Solutions
Description: Japanese Language - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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Supplier: S&P Global Engineering Solutions
Description: FLUID POWER SYSTEMS - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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Supplier: S&P Global Engineering Solutions
Description: FLUID POWER SYSTEMS - O-RINGS - PART 4: ANTI-EXTRUSION RINGS (BACK-UP RINGS)
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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
- Composite Seals: Yes
- Housing Bore Diameter or Seal O.D.: 15 inch
- Radial Cross Section: 0.4050 inch
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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: 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: Stucchi 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: NPT, SAE Tight tolerances ensure equal loading of couplers
- English Size: 0.2500 to 2 inch
- Material: Carbon & Alloy Steel
- Size: English
- Valving: Non Valved
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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: body: zinc plated steel Nipple is zinc plated hardened steel Seals: Nitrile Anti-extrusion rings are Teflon Internal components designed to reduce turbulence and handle impulse applications Screw-on system ensures connection under residual pressure
- English Size: 0.5000 to 1 inch
- Material: Carbon & Alloy Steel
- Size: English
- Valving: Non Valved
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Supplier: Stucchi Inc.
Description: pressure. Technical Characteristics: Coupling body: Zinc plated Steel Nipple is Zinc plated hardened Steel Seals: Nitrile Anti extrusion rings are Teflon NPT standard threads On request BSP threads & various seals Anti dust plastic caps Clip provided "Auto Shut" Nylon
- English Size: 0.2500 to 2 inch
- Material: Carbon & Alloy Steel
- 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: Hallite Seals International Ltd.
Description: swivel seals.The special design of the Ro800 is minimizing the friction.Optional anti-extrusion rings made from acetal are allowing larger extrusion gaps. The seal without anti-extrusion rings are made for applications with a very good guidance or low working
- Axial Cross Section or Thickness: 0.1260 to 0.2362 inch
- Housing Bore Diameter or Seal O.D.: 1.28 to 7.09 inch
- Maximum Operating Pressure: 5076 psi
- Maximum Operating Speed: 39.37 ft/min
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Supplier: Hallite Seals International Ltd.
Description: excessive pressure build up in the cavity between the buffer seal and the rod seal. A polyacetal anti-extrusion ring is fitted to provide maximum extrusion resistance against shock pressure loads.The Hallite 653 is a patented product:European patent no. 0427554BI.U.S.A. patent
- Axial Cross Section or Thickness: 0.2480 to 0.3189 inch
- Housing Bore Diameter or Seal O.D.: 2.19 to 9.29 inch
- Maximum Operating Pressure: 10153 psi
- Maximum Operating Speed: 197 ft/min
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Supplier: Hallite Seals International Ltd.
Description: split plastic anti-extrusion rings and a nitrile synthetic rubber sealing member. Under pressure, the seal exerts a wedging action on the anti-extrusion ring, reducing the clearance between the cylinder bore and the piston, thus minimising the possibility of
- Axial Cross Section or Thickness: 0.4520 to 0.7800 inch
- Housing Bore Diameter or Seal O.D.: 1.5 to 8 inch
- Maximum Operating Pressure: 6000 psi
- Maximum Operating Speed: 90 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: 0.6250 inch
- Specialty Application: Pump / Rotating Equipment Packing, Valve Packing
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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 inch
- Cylinder Style: Tie-rod
- Mounting Options: Clevis
- Rated Load/Force: 21206 lbs
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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: 2.5 inch
- Cylinder Style: Tie-rod
- Mounting Options: Clevis
- Rated Load/Force: 14726 lbs
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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: 21645 lbs
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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 inch
- Cylinder Style: Tie-rod
- Mounting Options: Clevis
- Rated Load/Force: 21206 lbs
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extrude into the clearance and cause premature failure. Extrusion gaps should always be kept to a reasonable minimum, and should not exceed the recommended values. By modifying the heel of the seal or incorporating anti-extrusion rings, as shown, larger extrusion gaps are (read more)
Browse Dynamic Seals Datasheets for Fluorocarbon Limited -
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 .