Hta 90 datasheet skfglobal hydraulic bolt tensioner. Two locations for mounting the high pressure hydraulic hose. Skf driveup method accurate mounting of spherical roller and carb bearings the skf driveup method is a wellproven solution, unique to skf. Hydraulic mounting and dismounting set 1 hydraulic cylinder 18 t 2 hydraulic screw puller 3 nut vkn 601 mechanical dismounting set. Nut equipped with eyebolts, allowing easy handling.
Using an skf hydraulic nut facilitates easy and quick application of the high drive up forces required for mounting bearings. The correct fit is achieved by controlling the axial driveup of the bearing from a predetermined starting position, defined by the pressure in the skf hmv e hydraulic nut. Bolt tensioners stretch the bolt before the nut is wound down under zero friction, ensuring extreme accuracy, speed and uniformity. Designed to be as compact as possible, in order to allow adjacent fitment on as many applications as possible. Hydraulic nuts are designed to tighten large diameter bolts without causing the damage that occurs when hammer wrenches are employed. Ergonomically designed, the springoperated arms enable the user to position the puller behind the component with just one movement. Equipped with springoperated arms and a solid design, the skf easypull is one of the most userfriendly and safe tools on the market. Please visit our knowledge base for more information on bearing mounting and dismounting. The method incorporates the use of an skf hmv e hydraulic nut fitted with a dial indicator, and a high accuracy digital pressure gauge, mounted on the selected pump. Keywords taper bearing press post roll timken oil grease pressure lock nut an48 an 48 see all. Add to cart add to cart add to cart add to cart customer rating.
Skf hydraulic nuts smaller than or equal to hmv 54e. The rolling bearings can be seated directly on a tapered shaft, on an. Skf free cad models locknuts designation km traceparts. Ensure that you have the correct torque for the application by referring to skf 457377 torque specification guide or contact the vehicle manufactures dealer. To achieve the best performance fit for your application, there are many different parameters to consider, such as dimensions, weight, rotational speeds, load ratings, sealing and lubrication, to name a few. A spare set of orings, a maintenance set, and a tommy bar for tightening the nut are all included as standard accessories. General catalogue overview this new skf general catalogue contains almost all of the standard rolling bearings and accessories required by industrial equipment manufacturers, as well as those used for replacement purposes. Skf hydraulic nut metric thread series hmve eriks shop be. Hytorc hydraulic nuts premium hydraulic nut tensioner. Easy application of high driveup forces hydraulic nuts. Buy skf bearing lock nuts an 16 direct from motion industries.
Rexroth a7vo55lrh563rnzb01 axial piston variable pumps. Buy skf bearing hydraulic nuts hmv 106 direct from motion industries. Hydraulic nuts authorised distributor waikato bearings. Oil injection applications where the maximum pressure is 100 mpa 14 500 psi for applications where space does not permit the use of a quick connect coupling and nipple, such as aoh sleeves, a special pump design that direct screws into a g14 fitting is available.
It is now very easy to measure the displacement, as the annular piston features a bore. Skf metric thread hydraulic nut ordering page reliability direct. Your proven service leader with reliable delivery since 1972. Sep 16, 2005 skf engineeringproducts hydrocam is a costeffective range of hydraulic bolt tensioners that is intended to provide reliable, accurate and safe bolted assemblies. Skf lock nuts of kmk design lock quickly and safely without the need for a locking washer and keyway. Skf hydraulic nuts are available in both english and metric threads. Skf hmv 30e bearing hydraulic nut adapter sleeve mounting, 146. Hydraulic bolt tensioners for accurate, safe and secure. The skf hydraulic nuts are quite unique in that they offer features not offered by other brands. Hydraulic pump and oil injector selection table skf. The skf driveup method is the preferred method for mounting spherical roller and carb bearings on tapered seatings. Larger sizes use a nut and a locking clip or locking plate fig.
Hydraulic nuts replace existing hexagon nuts to give a rapid, accurate and uniform bolt load to any bolted joint. The spanner engages the nut in four positions giving a secure grip. Wide size range, covering shaft diameters from 50 to 1 000 mm as standard. Hydraulic nuts hydraulic tools maintenance equipment. Skf hydraulic tools for mounting and dismounting of bearings. Comprehensive range of hydraulic rings and nuts are available. For dismounting bearings, we recommend to use an oil with a viscosity of approx 900 mm2s 4 100 sus at operating temperature. Nut equipped with two tommy bars and four mating holes on their front face to facilitate easy nut threading. Skf how to mount and dismount wheel bearings using the skf tool vkn 600, vkn 601 and vkn 6021 duration. Oil is pumped into the nut and the piston is pushed out with a force which is sufficient for mounting and dismounting bearings effortlessly, accurately and safely.
Using an skf hydraulic nut facilitates easy and quick application of. Skf hmvc 11 e bearing hydraulic nut adapter sleeve mounting, 2. Home maintenance equipment hydraulic tools hydraulic nuts hydraulic nuts hydraulic nuts allow the effortless dismounting of bearings mounted on sleeves, saving time and reducing manual effort. In conjunction with a skf dial indicator, the adapter hmva 42200 allows the previous generation of hmv nuts to be used with the skf driveup.
The maximum oil pressure with permitted piston displacement that can be applied to a. For determining the correct fit, refer to the skf general catalogue, the skf maintenance handbook or consult an skf application engineer. Browse inch hmvc hydraulic nut in the the timken company catalog including part number,major diameter b,threads no. The range is the result of development carried out by the industrial tightening engineering department of skf equipements, a part of skfs linear motion and precision. The seal c between the two parts consists of two orings. Skf hmv e nuts are available with metric and imperial threads or with a plain bore. The compact standard sizes of our hydraulic nut are ideal for confined spaces or where envelope restrictions prevail. Our hydraulic nut eliminates conventional bolt load torquing inaccuracies occurring from stud twisting and friction losses at the nut face and thread interfaces. Mounting and dismounting bearings on tapered shafts or sleeves.
Shaft interference fit incorrect mounting when bearings are mounted cold, care must be taken to ensure the driveup forces are applied to the ring with the interference fit. Skf has been a leading global technology provider since 1907. Using an skf hydraulic nut facilitates easy and quick application of the high driveup forces required for mounting bearings. It exerts a great traction force on the bolt and functions at pressures that can be as high as 150 mpa. To provide the highest levels of service, skf endeavours to have its. Skf instruction of use wheel bearing basic mounting.
Hydraulic tools for mounting and dismounting of bearings skf. Hydraulic nuts ensure required load in demanding applications eliminating the frequent loosening of joints due to. Skf maintenance and lubrication products industrial gp. Extraction of the withdrawal sleeve with ntnsnr hmv hydraulic nut duration. Skf hydraulic nut metric thread series hmve eriks shop uk. Skf hydraulic nut driveup adapter hmva 42200 51 skf hydraulic nuts hmv e series 52 skf hydraulic pump tmjl 50 58 skf hydraulic pump 729124 58 skf hydraulic pump tmjl 100 59 skf hydraulic pump 728619 e 59 skf oil injector 226400 e series 60 skf oil injection kits 729101 series 61 skf oil injection set thki series 61. Skf uses cookies on our web site to align the information shown as closely as possible to the visitors preferences and to tailor our web site user experience in general. Using an skf hydraulic nut facilitates easy and quick application of the high driveup forces required for. It will also leave your spindle nut under or over torque resulting in hub assembly failure. The hydraulic tensioner is powered by a hydraulic fluid oil or water. In a single tool setup the new skf quickgrip bolt provides a faster and more userfriendly alternative to other types of hydraulic and conventional bolt. A hydraulic nut is also suitable for the assembly and loosening of pressfit parts such as ship propellers, rudder blades, shaft couplings and toothed gears.
Easy application of high driveup forces hydraulic nuts hmv. Available for solidworks, inventor, creo, catia, solid edge, autocad, revit and many more cad software but also as step, stl, iges, stl, dwg, dxf and more neutral cad formats. This animation displays the simplicity of dismounting an okf coupling. By working with skf you have access to the worlds widest range of rolling and plain bearings. Simple and secured assembly precise and reliable adjustment of radial bearing clearance reduced assembly times. Skf hydraulic nuts mechanical engineering machines. Skf driveup metoda skf presneho nastaveni soudeckovych lozisek a toroidnich lozisek. The method incorporates the use of an skf hmv e hydraulic nut fitted with a dial indicator, and a high accuracy digital pressure gauge. Skf hmv30e metric hydraulic nut m150x2 thread simply. Shop hydraulic nuts at and browse our extensive selection of industrial parts and supplies for all your mro needs.
The kmk nut is locked in position with a steel insert, an integral part of the nut thread, which presses against the shaft thread. These techniques, which employ hydraulic pumps, nuts and oil injectors, allow the application of substantial forces to dismount bearings or other components. You can find the designation on the product or its packaging. Timken hmv48 bearing, bearing dimensions,hydraulic nut. Larger hydraulic nuts also feature threaded holes for eyebolts to facilitate handling. The skf hydraulic techniques are often the preferred method for dismounting larger bearings as well as other components. Extraction of the withdrawal sleeve with ntnsnr hmv. Boltight solutions make it possible to tighten and loosen multiple bolts simultaneously using highpressure hydraulics. With the hydraulic nut solutions, customers can tighten large bolts with little to no effort and do so without causing any damage. Skf coupling systems ab 3 16 1 cautions and personal safety when using the hydraulic equipment and injectors, always wear eye protection and gloves. Hydraulic nut driveup adapter for the previous generation skf hmvc hydraulic nuts.
Skf hydraulic nut metric thread series hmve eriks shop nl. The standard range of skf hydraulic bolt tensioners consists of several types of tensioner with. The nut remains perpendicular to the shaft when the insert is pressed against the shaft thread. Buy skf bearing hydraulic nuts hmv 38e direct from motion industries. Please note that these instructions are valid for skf products only. Threadedbore hydraulic nuts have handling holes for easier handling.
At quality bearings online, many of our clients choose our standard tracked dhl service, with a delivery time of between 1 and 3 working days. Skf hydraulic nut maintenancerepair parts in case of leakage if oil leaves the hydraulic nut when the piston is operated, this generally means the seal is torn or damaged and must be replaced. In conjunction with a skf dial indicator, the adapter hmva 42200 allows the previous generation of hmv nuts to be used with the skf driveup method. Here you will find mounting and dismounting instructions for skf rolling bearings. It is important that you properly torque the spindle nut to ensure optimum bearing life. Hydraulic nuts are used mainly for the assembly of rolling bearings with a tapered bore. Skf tools and techniques enable a controlled and precise way for skf bearings to be mounted correctly and this helps achieve a long bearing service life. Use all equipment strictly in accordance with the instructions, or the instructions supplied by the equipment manufacturer. All skf hmv e nuts are supplied with a quick connection coupling to fit the skf hydraulic pumps. Pressure the maximum permitted pressure is between 300 bar and 700 bar, and depends on the size of the hydraulic nut. Buy bearing hydraulic nuts direct from motion industries. Skf maintenance and lubrication product skf maintenance and.
Skf hydraulic nuts free ebook download as pdf file. Mounting bearings on tapered seatings can be a difficult and timeconsuming job. Mounting on withdrawal sleeve with ntnsnr hmv hydraulic nut duration. Skf hmvc 40e hydraulic nut 8 threads for sale online ebay. Our fundamental strength is the ability to continuously develop new technologies then use them to create products that offer competitive advantages to our customers. Skf supplies metric adapter sleeves with a metric or an inch bore and inch adapter sleeves. Medium and large skf bearings with a tapered bore are often mounted using hydraulic equipment. A recognised issue among most major industries, conventional bolts often get stuck, which damages the holes, and requires replacement during overhauls. Skf s range of maintenance products includes pullers. Hydraulic nuts easy application of high driveup forces hydraulic nuts hmv e series mounting bearings on tapered seatings can be a difficult and timeconsuming job. The nut can be retrofitted to existing plant and is a simple and accurate solution to mechanical jointing problems. New features the existing product range has been revised. Motion industries is updating its online services to require tls v1. Step by step guide to optimal bearing mounting skf.
This nut can then be turned down screwed until the lower surface of the nut comes into contact with the assembly bearing surface, by a tommy bar, while the tensioner applies the tension load. Skf hmv 22ea101 hydraulic nutskf hmve series hydraulic nutx 80 mpa working oil pressure tool for mounting and dismountinghydraulic nut unthreadedeasy application of high driveup forcesmounting bearings on tapered seatings can be a difficult and timeconsuming job. The sleeves are slit and supplied complete with a lock nut and locking device. The application demands and operating conditions of rotating machinery are extremely diverse. Mounting and dismounting bearings on tapered shafts or.
These problems can be reduced with the use of an skf hydraulic nut. The nut can be retrofitted to existing plant and is a simple and. Fag hydraulic nut design with threaded bore oilsupply connection hole g14 d2 handling holes. All product types housed unit bearings spherical roller bearing metric and inch accessories metric hmv hydraulic nut view items metric hmv hydraulic nut email this page download pdf download pdf printable page. At quality bearings online, our orders are shipped using a signed for courier service. Aug 24, 2016 when using ok couplings for shaft connections, you profit from the advantages of our powerful oil injection method.
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