This seal is socalled because they were originally made by the dowty group. They can be assembled and removed, do not need setup. With 40 years of experience in producing premium quality elastomeric orings, dowty o rings produces and sells over one. O ring guide introduction the o ring, or toroidal seal, is an exceptionally versatile sealing device. Aluminum statoseal sealing washers pegasus auto racing. Founded in 1945 dowty seals produced these bonded seals until 1992, when they were acquired by ti. Catalog 4300 orings and seals pdf section updated october 2017 dimensions for reference only, subject to change. The bonded seal commonly known as a dowty seal is a rectangular section metal washer, with a trapezoidal shaped ring of vulcanised rubber bonded to the inside. Dowty seals are similar in concept to our statoseals, but are considerably smaller in diameter and thicker in cross section. Bonded seals are particularly suitable for sealing under the heads of bolts and threaded components, for pipe couplings and a wide range of connector applications where a perfect facetoface contact is required for.
Manufacturing in the uk and malta, dowty seals has supplied the aerospace, mining and manufacturing industries with a wide range of seals in a variety of materials. Often used as bolt seals in hydraulic equipment, today bonded seals commonly known as dowty seals are finding usage in many and varied applications throughout industry. They provide reliable and dependable resistance to high pressure applications. Various businesses were also acquired by the growing company, including new mendip engineering in 1948 and coventry precision in 1951. They are designed to seal beneath the head of the fastener for both internal and external pressure systems.
These seals comprise a metal annulus to which a medium nitrile elastomeric ring of trapezoidal crosssection is bonded. The bonded seal commonly known as a dowty seal is a rectangular section metal washer, with a trapezoidal shaped ring of vulcanised rubber bonded to the. Iso standards for installation spaces of piston seals, rod seals and wipers. Bonded seals are made by trelleborg in the united kingdom to the original specification. Aluminum statoseal sealing washers our special aluminum statoseals are much more reliable than the more common steel version. Bonded seals, dowty seals, oil seals, hydraulic seals, douty. Check the companys details for free and view the companies house information, company documents and list of directors. They provide high and low pressure sealing for ports on fluid systems where mineral based hydraulic fluids or mineral based engine lubricating oils are present. A mechanical seal is a device that helps join systems or mechanisms together by preventing leakage e. The bonded seal comprises of a metal washer square or rectangular in section, to which a trapezoidal elastomeric ring is bonded. Customised shapes can be produced for specific applications in any of the combinations of rubber to metal or plastic bonding. It gives the option of 2 or 3dimensional files in a range of formats to suit most commonly used cad systems. Other nonstandard sizes are available, please get in touch with our sales team to discuss. Applications, ranging from garden hose couplings to aerospace or oil and gas duties, make it the worlds most popular volumeproduced seal.
In 1996 skega seals ab was acquired by the ti group. The dowty bonded seal was originally designed to replace copper type washers in higher pressure systems. Rearrange individual pages or entire files in the desired order. Sarasota, fl 34243 phone 941 3550005 fax 941 3554683 back to home speciality banjo fittings for 3an 4an tfe hose continued banjo bent neck 20 degree, 3540 degree, 90 degree. Inspect the plastic seals and the split fibre bearings for wear.
Since many of our road racing and indy cars and their mechanics are of english origin, earls offers a complete range of dowty seals. If your bsp fitting or port does not have a sealing flare or oring chamfer, you should use a dowty sealing washer to seal the connection at the face of the female port. Usa dowty propellers americas 114 powers court sterling, virginia 20166 tel. Oring 5 dowty o rings dowty o rings was set up in 1961 to produce high volumes of elastomeric orings. Stainless steel metric dowty seals hydraulic megastore.
A bonded seal consists of an outer annular ring of a hard material, typically steel, and an inner annular ring of an elastomeric material that acts as a gasket. It is advisable to renew these if possible, remove the housing on the shaft by the 716 b. Get dowty seals at best price with product specifications. Metric banjo fittings metric banjo to an hose metric banjo. In 2000 smiths took over ti to create polymer sealing solutions. Bonded seals uk bonded seals are also known as dowty seals or dowty bonded washers. Dowty washers are comprised of a flanged nitrile nbr rubber insert bonded to the inside of a thick steel washer. Pearson hydraulics offers a range of bonded seals sometimes refered to as dowty seals used as compression gaskets in high pressure systems. A bonded seal is a type of washer used to provide a seal around a screw or bolt.
Bonded seals were originally designed to replace copper type washers in high pressure systems. Other hydraulic seals are also available for purchase online. Self centring bonded washers are essentially the same design as the standard dowty type washers but include an additional nonsealing lip on the id that locates the washer at the centre of a bolt hole without having to hold and manually locate washer while tightening fasteners. Once files have been uploaded to our system, change the order of your pdf documents. Bonded dowty seals represent a combination of metal washer and elastomer sealing lip vulcanised to the edge of the metal part to seal bolted connections and mounting elements in all industrial applications e. Able canadian division 5511 steeles ave west unit 5 toronto, ontario m9l is 7 4167410750 fax 4167410230 headqumters 4015 casilio parkway. Materials search and very good suitability chemical compatibility check these two programs allow you to find out the compatibility of sealing materials with hundreds of different media and help. If you require technical drawings or cad files please contact us. Below is a list of system seals most popular hydraulic and fluid seal products and links for more details. Commonly known as dowty seals, m barnwell services bonded seals and washers provide reliable and dependable resistance to high pressure applications, particularly suitable for sealing under the heads of bolts and threaded components, for pipe couplings and a wide range of connector applications where a perfect facetoface contact is required. N oring material selection standard orings supplied with parker tube fittings and adapters are 90 durometer hard nitrile bunan. Both the washer material and the rubber compound can be selected to suit a given application. Dowty gear pump catalogue pdf search for happiness.
Both the washer and the material can be selected to suit a given application. Stainless steel bsp dowty seals hydraulic megastore. Walker hydraulic services ltd unit 24 holroyd business centre carrbottom road bradford west yorkshire, bd5 9bp tel. A leading manufacturer of orings and bonded seals, dowty seals can offer products in nitrile, viton. The apple rubber seal design guide was first published in. They are high pressure seals used in the mechanical, hydraulic and pneumatic sectors. All are well suited to common hydraulic uses with the piston design best suited for higher pressures. Dowty gear pumps gear pumps manufacturer from pune to help keep your systems operating safely and at maximum efficiency, rexroth offers a wide range of pump accessories. We invite you to download product files in cad, which are included in most of the detailed descriptions, or feel free to contact one of our specialists to help design seals that are optimized for your particular application. Dowty seals is the name recognised worldwide for quality sealing products. Trelleborg sealing solutions products are used in virtually every major commercial and military aircraft programme and are commonly specified by leading aircraft manufacturers and oem customers as. Produced synthetic rubber sealing media for all types of aircraft and industrial requirements.
Parker s composite sealing washers perform two major functions. Bonded seals available from stock in standard and selfcentering types you can now buy bonded seals in our webstore. The bonded seals dowty comprises of standard combination of a carbon steel mild steel annulus coldrolled, bs1449, with zine protection d. Pdf merge combine pdf files free tool to merge pdf online. Bonded seals have replaced copper washers in high pressure applications. Bonded seals 600 series 600 series bonded seals are one piece molded in place seals with the rubber sealing element mechanically locked in the metal retainer. They are high pressure seals which are used in the mechanical, hydraulic and pneumatic sectors. The outer metal washer limits deformation and rubber seal, selfcentres the seal to ease fitting. Bspp male dowty washer 316ss viton valve and fitting. The effectiveness of a seal is dependent on adhesion in the case of sealants and compression in the case of gaskets. Dowty seals box inc manufacturer, supplier, trader, exporter.
Dowty sealing washer for bsp ports pegasus auto racing. Other nonstandard sizes are available, please get in. Dowty seals, history, properies and details of applications. Simple in construction the gasket comprises a metal. Dowty seals, buy dowty washers online, hydraulic seals. When ordering selfcentralising bonded seals change the first digit of ashton reference to an 8 e. For a full list of dimensions please click on the button to the right to view the full product information.
Dowty seal taken over by trelleborg sealing solutions. Bonded seals for industry including dowty bonded seals, dowty. Bonded seals available from stock in standard and selfcentering types. The bonded seal consists of a metal washer of rectangular section, which has bonded to its inside diameter a vulcanised, trapezoidal shaped ring of rubber. Hydraulic, pneumatic, rubber oil wiper seal, douty metal bonded parts, nitrile rubber to ptfe bonding, dowty or viton seal 34 bsp self centring bonded dowty seal update 23032020 corona virus covid19. Once you merge pdfs, you can send them directly to your email or download the file to our computer and view. Bonded seals metric imperial sizes buy online eastern.
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