-
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.
- Features: Back-up Ring
-
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
- Operating Temperature: -328 to 500 F
- Features: Back-up Ring
- Sealing Element or Lip Material (ASTM Abbreviation): Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N), Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.), Polyurethane / Urethane
-
Supplier: SKF/Global
Description: seals incorporating anti-extrusion rings have an improved high pressure performance and minimize the risk of gap extrusion at abrupt pressure peaks. LCP Profiles LCP profiles have a PTFE slide ring supported by harder PA anti-extrusion rings
- Housing Bore Diameter or Seal O.D.: 0.9842525 to 11.417329 inch
- Features: Hydraulic / Pneumatic Seal
- Material (ASTM Abbreviation): Nitrile (NBR - Buna-N), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
-
Supplier: SKF/North America
Description: seals incorporating anti-extrusion rings have an improved high pressure performance and minimize the risk of gap extrusion at abrupt pressure peaks. LCP Profiles LCP profiles have a PTFE slide ring supported by harder PA anti-extrusion rings
- Housing Bore Diameter or Seal O.D.: 0.9842525 to 11.417329 inch
- Features: Hydraulic / Pneumatic Seal
- Material (ASTM Abbreviation): Nitrile (NBR - Buna-N), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
Supplier: Accuris
Description: O-rings - Part 4: Anti-extrusion rings (back-up rings)
-
Supplier: Accuris
Description: Fluid power systems - O-rings Part 4: Anti-extrusion rings (back-up rings)
-
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). These
-
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). These
-
Supplier: Accuris
Description: Fluid power systems \x97 O-rings \x97 Part 4: Anti-extrusion rings (back-up rings)
-
Supplier: Accuris
Description: Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings) (ISO 3601-4:2008)
-
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
-
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.
-
Supplier: Shenzhen Dechengwang Technology Co., Ltd
Description: Back-up Rings Solid Rings Split Rings Spiral Wound Back-up rings come in a variety of materials such as: PTFE, filled PTFE, PEEK. Types of Back-up Rings Solid Rings Split Rings Spiral Wound PTFE Back-up Rings Advantages & Application When used
- Features: Back-up Ring, Oil / Grease Seal
- Sealing Element or Lip Material (ASTM Abbreviation): Polyetheretherketone (PEEK), Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
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
- Features: Back-up Ring, External / Piston Seal, Internal / Rod Seal
- Sealing Element or Lip Material (ASTM Abbreviation): Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
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
- Features: Back-up Ring, External / Piston Seal, Internal / Rod Seal
- Sealing Element or Lip Material (ASTM Abbreviation): Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
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
- Features: Back-up Ring, External / Piston Seal, Internal / Rod Seal
- Sealing Element or Lip Material (ASTM Abbreviation): Polytetrafluoroethylene (PTFE- Teflon®, etc.)
-
Supplier: SAE International
Description: This document establishes standard gland design criteria and dimensions for static axial O-ring seal applications without anti-extrusion devices.
-
Supplier: Greene, Tweed & Co.
Description: 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 Retrofits existing MIL-G-5514/AS4716 and
- Maximum Operating Pressure: 4,000 psi
- Seal Type: Composite Seals
- Action: Double Acting
- Material (ASTM Abbreviation): EPDM, Flourosilicone (FVMQ, FMQ, FPM, FSI), Fluoroelastomer (FKM - Viton®, Fluorel®, etc.), Nitrile (NBR - Buna-N)
-
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.
-
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
-
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
-
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
- Shaft O.D. or Seal I.D.: 0.625 to 14.271 inch
- Housing Bore Diameter or Seal O.D.: 15 inch
- Axial Cross Section or Thickness: 0.75 inch
- Radial Cross Section: 0.405 inch
-
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
- Shaft O.D. or Seal I.D.: 1.574804 to 11.4960692 inch
- Housing Bore Diameter or Seal O.D.: 6.299216 inch
- Axial Cross Section or Thickness: 0.7480319 inch
- Radial Cross Section: 0.5511814 inch
-
Description: 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 cut bearing
-
Supplier: Hi-Tech Seals, Inc.
Description: Single acting fluid seals (SAFS) are commonly used in stage cylinders for truck box hoists. SAFS are often used with anti-extrusion rings either on ID or OD depending on rod seal or piston seal. Fluid seals can also be used with a wear ring where side loads could be a
- Shaft O.D. or Seal I.D.: 0.375 to 6 inch
- Housing Bore Diameter or Seal O.D.: 7 inch
- Operating Temperature: -65.2 to 449.6 F
- Action: Double Acting
-
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 swaged
- English Size: 0.375 inch
- Features: English
-
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
- Shaft O.D. or Seal I.D.: 1.2598432 to 18.503947 inch
- Housing Bore Diameter or Seal O.D.: 1.7322844 to 19.4881995 inch
- Axial Cross Section or Thickness: 0.37795296 to 0.787402 inch
- Maximum Operating Speed: 196.850393700787 ft/min
-
Supplier: Hi-Tech Seals, Inc.
Description: Single acting fluid seals (SAFS) are commonly used in stage cylinders for truck box hoists. SAFS are often used with anti-extrusion rings either on ID or OD depending on rod seal or piston seal. Fluid seals can also be used with a wear ring where side loads could be a
- Shaft O.D. or Seal I.D.: 0.1968505 to 8.267721 inch
- Operating Temperature: -65.2 to 399.2 F
- Material (ASTM Abbreviation): EPDM, Nitrile (NBR - Buna-N)
- Seal Orientation: Internal / Rod Seal
-
Supplier: Hallite Seals International Ltd.
Description: 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
- Shaft O.D. or Seal I.D.: 0.9842525 to 6.48819248 inch
- Housing Bore Diameter or Seal O.D.: 1.27952825 to 7.086618 inch
- Axial Cross Section or Thickness: 0.12598432 to 0.2362206 inch
- Maximum Operating Speed: 39.3700787401574 ft/min
-
Supplier: Hallite Seals International Ltd.
Description: 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
- Shaft O.D. or Seal I.D.: 1.125 to 7.25 inch
- Housing Bore Diameter or Seal O.D.: 1.5 to 8 inch
- Axial Cross Section or Thickness: 0.452 to 0.78 inch
- Maximum Operating Speed: 90 ft/min
-
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: 0.25 to 1 inch
- Features: Brass/Bronze, English, Non Valved
- Fitting Type: Coupling, Quick Coupler
- Connection Type: Threaded
-
Supplier: Stucchi Inc.
Description: 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 Female seal swaged to prevent
- English Size: 0.25 to 2 inch
- Features: Carbon & Alloy Steel, English, Non Valved
- Fitting Type: Coupling, Quick Coupler
- Connection Type: Threaded
-
Supplier: Stucchi Inc.
Description: 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: 0.5 to 1 inch
- Features: Carbon & Alloy Steel, English, Non Valved
- Fitting Type: Coupling, Quick Coupler
- Connection Type: Threaded
-
Supplier: Daemar Inc.
Description: 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: 0.125 inch
- Specialty Application: Pump / Rotating Equipment Packing, Valve Packing
-
Supplier: Trelleborg Sealing Solutions Americas
Description: 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 suit all
- Shaft O.D. or Seal I.D.: 0.1574804 to 106.29927 inch
- Maximum Operating Speed: 98.4251968503935 ft/min
- Maximum Operating Pressure: 29,007.3678714394 psi
- Operating Temperature: -76 to 392 F
Find Suppliers by Category Top
Featured Products Top
-
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 -
Back-up rings, also known as anti-extrusion rings, play a crucial role in preventing o-rings from entering clearance gaps under internal pressure. By doing so, they help avoid premature seal failure, ensuring (read more)
Browse Oil Seals and Grease Seals Datasheets for Shenzhen Dechengwang Technology Co., Ltd -
loss or waveform distortion. It completely avoids the performance defects of traditional integrated slip rings such as weak anti-interference ability and easy signal confusion under multi-channel synchronous operation (read more)
Browse RF Transistors Datasheets for JiuJiang Ingiant 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) -
DeZURIK’s premium packing system, featuring a precision?machined packing chamber, rounded gate edges, and an anti?extrusion ring that protects sealing integrity and keeps the gate properly aligned. Optional live?loaded packing further enhances long?term, leak?tight reliability—especially in hard (read more)
Browse Gate Valves Datasheets for DeZURIK, Inc. -
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. -
anti-glide rubber rings (for stable positioning on the table-top) and the assembly screws. Fitting the side arms simply involves machining three holes on each side of the customer’s enclosure. The side arm kits are offered in four standard colors: off-white (RAL 9002), anthracite (RAL (read more)
Browse Electronic and Instrument Enclosures Datasheets for METCASE -
equipment such as pumps, valves and compressors. Components like seals, gaskets, and O-rings are critical for maintaining pressure and preventing leaks. These parts must be made from durable materials that can withstand corrosive chemicals, extreme temperatures and mechanical stress (read more)
Browse Resins and Compounds Datasheets for AGC Chemicals Americas, Inc.
More Information Top
Indicates content that may require registration and/or purchase.
-
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.
-
High-Pressure Gas Swivel To Enhance Production From Floating Units
WITH ANTI EXTRUSION RING .
-
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 .
-
Prediction of Gas Hydrates Formation With DSC Technique
The screwed top is equipped with a doughnut ring coupled to an anti extrusion ring .
-
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.
-
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 …
-
Some calorimetric investigations of the role of electrons in superconductivity and magnetism
ANTI EXTRUSION RINGS (2 .