The 2part lock washer uses ramps cast into the opposing faces to prevent bolts or nuts from coming loose. The control number is printed on the package as well as on every washer pair, enabling full. Lock wedgelocking washers can be used with screws of all property classes, up to and including 12. Looking for nordlock lock washer, bolt 58, steel, pk8 12w461. Nordlock washers are available in special steel alloys for highly corrosive or acid environments as well as for high temperature resistance. In addition, there are radial teeth on the opposite side. Their products are based on leading wedgelocking technology and are. Nord lock washers are high end products with documented success in many industries. When creating the part, make a very very small cut straight through the centre of the washer, to signify the two parts. Nordlock has been focusing on providing the worlds most effective bolt securing system for over 30 years. Therefore it is not possible to measure offtorque as verification of locking function. Backup wrench nordlock washers kit background affected models. Jan 11, 2015 not to worry, there are better locking options available. Nordlock washers provide more than just a safe locking function, using our washers also improves the general performance of a bolted joint.
Please refer to your local bossard eshop for the current assortment and dimensions. Nordlock ripp lock vibration resistant washer to be used in matching pairs equation driven, so can be updated for your needs. Nordlock wedgelocking solutions nordlock washers secure bolted joints with tension instead of friction. Nordlock group has the technologies you need to solve your complex bolting challenges, whatever your industry. Nordlock washers nordlock international ab pdf catalogs. Just go into equation editor and update the relevant details. Nordlock washer 254smo by nordlock select, configure, order. Installing the washers the preassembled washers are.
Canrig has created a nord lock washer kit to allow customers replace existing lock washers in the 175 and 275 ton backup wrench assembly. Their action is purely mechanical, based on clamping. Each batch is assigned a control number which ensures full traceability and confirms that the. Jan 10, 2018 in this video, we explain how the nord lock wedgelocking washer work. This kit includes fasteners, nuts, nord lock washers, wire rope, and ferrules. Stud bolts nordlock washers safely lock the nut on stud bolts and eliminate the need for adhesives. During loosening, the movement must occur between the faces of the cams. Nord lock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. Machinery vibration related to poor bolting practices. Through holes require two pairs of nord lock washers. Nordlock washers safely secure bolted joints that are subjected to extreme vibration and dynamic loads.
Nordlock multifunctional xseries washer is the result of our goal to design a system that would address both challenges and eliminate our customers insecurity when choosing a solution. In this video, we explain how the nordlock wedgelocking washer work. Nordlock washers are a safer solution which replace the use of the above fasteners. Nord lock washer pdf nordlock washers secure bolted joints with tension instead of friction. The present invention concerns a mounting element 2, 10, 50, comprising a means of fastening 4, 12, 53, 102 such as a nut or bolt and an upper washer 14 and a lower washer 16. We have decades of experience successfully solving industryspecific challenges around the world and you can rely on us to solve yours. Assembly takes place without additional flat washers. Double nuts, serrated, ribbed riplock, nord lock, disclock washer ii. Through holes through holes require two pairs of nord lock washers one pair for securing the bolt and one pair for securing the nut. Stud bolts nord lock washers safely lock the nut on stud bolts and eliminate the need for adhesives.
Nl user manual nord lock washers nut hardware screw scribd. The rise of the cams between the nordlock washers is greater than the pitch of the bolt. Counterbores the outer diameter of regular nord lock washers is designed for counterbore holes according to din 974. The delta protekt finished nord lock system consists of a pair of washers with a wedgelocking action, which is a unique method that uses tension instead of friction. Nordlock washers and nordlocks production facilities. Remind yourself the only thing stopping you is yourself. Nordlock washers have been certified for safety and quality by tuv, a leading international institute in quality and safety certification. Nordlock steel washers with electro zinc plated bolt grade 8. Our products are based on leading wedge locking technology and are recognized for their ability to safely secure bolted joints exposed to severe vibration and.
Nordlock lock washer, bolt 34, 254 smo ss, pk3 k485. A washer is a thin plate with a hole typically in the middle that is normally used to distribute the load of a threaded fastener, such as a bolt or nut. Din 25201 nordlock washer dimension fasteners china. Looking for nordlock lock washer, bolt m10, steel, pk20 12w452. The tension created makes the boltnut selflocking so it cannot move. You can visit the company website for more informaiton, and find these guys at amazon and mcmastercarr. Nord lock washers are an effective lock washer which uses tension to prevent bolts from loosening when exposed to vibration. Counterbores the outer diameter of regular nordlock washers is designed for. Nord lock has been focusing on providing the worlds most effective bolt securing system for over 30 years. Nordlock is a pair of washers with a wedgelocking action which is a unique method using tension instead of friction. Nordlock washers are an effective lock washer which uses tension to prevent bolts from loosening when exposed to vibration. The nordlock wedge lock washer is a purely mechanical machine element. Join our newsletter give yourself the power of responsibility.
Our washers are approved by several industry standards and specified by numerous international companies. Unlike other lock washers which rely on friction and spring action to prevent loosening, the innovative design of nord lock washers means they are capable of preventing loosening entirely. Since the angle a is larger than the angle b, the pair of washers expand more than the corresponding pitch of the thread. Through holes require two pairs of nord lock washers one pair for securing the bolt and one pair for securing the nut. Lock washers can be used for screw locking in threaded holes, countersinks and through. This stainless steel also has extra low carbon content in order to reduce the risk of chromiumcarbide precipitation. This ensures the load is distributed over a larger area, which is gentler for sensitive surfaces. Uboltit is a leading distributor of highquality wedge lock washers from the top manufacturers in the industry, with over 25 years of experience supplying washer solutions for.
Nord lock steel construction sc washers are specially designed to fit both hv and hr bolts and nuts, and directly replace standard plain chamfered washers en 143996 in order to ensure an optimal contact surface between the bolt and the washer, each sc washer pair has chamfers on the inner diameter. Nl user manual nord lock washers free download as pdf file. Nordlock wedgelocking technology secures bolted joints with tension instead of friction. Learn more about our solutions by selecting your industry below. For stud bolts nord lock washers lock the nut, and eliminate the need for adhesives. Lock washers can be used for screw locking in threaded holes, countersinks and through holes and with studs. Installing the washers the preassembled washers are installed in pairs, cam face to cam face. Lock washers, locknuts, jam nuts, and threadlocking fluid are ways to prevent vibration from loosening a bolted joint. Canrig has created a nordlock washer kit to allow customers replace existing lock washers in the 350, 500, and 750 ton backup wrench assembly. Each batch is assigned a control number which ensures full traceability and confirms that the washer is a genuine nord lock article. Nordlock group is a global leader in bolted solutions. Nord lock washers are sized for counterbored holes. Nord lock ripp lock vibration resistant washer to be used in matching pairs equation driven, so can be updated for your needs.
Apr 28, 2017 the 2part lock washer uses ramps cast into the opposing faces to prevent bolts or nuts from coming loose. Product benefits maintains high clamp load and thereby ensures the function of the joint quick and easy to install and remove with standard tools. Nord lock group has the technologies you need to solve your complex bolting challenges, whatever your industry. Backup wrench nordlock washers kit 175275t background. Canrig has created a nordlock washer kit to allow customers replace existing lock washers in the 175 and 275 ton backup wrench assembly. Since the nordlock group began operations in 1982 we have focused on providing the worlds most effective bolt securing system. Through holes require two pairs of nordlock washers one pair for securing the bolt and one pair for securing the nut. Easy online ordering for the ones who get it done along with 247 customer service, free. Nordlock lock washer, bolt m10, steel, pk20 12w4521527. Download cad files for nordlock washers, xseries washers, steel construction washers and wheel nuts. Nordlock lock washer, bolt 58, steel, pk8 12w4611536. Nordlock washers can be used with standard and high grade bolts. Nord lock washers must not be used on washers that.
Nordlock washers are high end products with documented success in many industries. Nordlock washers are proven as a safe bolt securing system according to nasm. Nordlock steel construction washers nordlock group. Washers in comparison property class flat washer riplock contact washer ripped lock washer nordlock 12. Nordlock washers are easy to install and to ensure the system functions effectively, do take into. Looking for nordlock lock washer, bolt 34, 254 smo ss, pk3 k485. Canrig has created a nord lock washer kit to allow customers replace existing lock washers in the 350, 500, and 750 ton backup wrench assembly. Their products are based on leading wedgelocking technology and are recongnized for their ability to safely secure joints exposed to severe vibration and dynamic loads.
Nordlock washers are an improved option for secondary. Counterbores the outer diameter of regular nordlock washers is designed for counterbore holes according to din 974. Clipsandfasteners inc 50 25 pair 516 8mm nord lock vibration proof lock washers hilitchi 300pcs 304 stainless steel external tooth star lock washers assortment kit included. Untightening nord lock washers is as simple as tightening. Nordlock washers are rigorously tested in all steps of production to verify that the quality requirements are met. Nordlock is a high quality product with documented success in many industries worldwide. The term washer is often applied to various gasket types such as those used to.
More than 14 million products are available in our online shop. Since nordlock washers can prevent bolt loosening when installed with a standard boltnut, using additional locking items will only increase the cost of. Sp washers are ideal for use on large or slotted holes, painted or sensitive areas and soft materials. Nord lock washer pdf nord lock washers secure bolted joints with tension instead of friction. Chemical lockers like loctite, deformed thread lock nuts, and nyloc nuts should be your everyday goto locking devices. Nordlock sp washers have the same wedgelocking design as original washers, but with an enlarged outer diameter. Nord lock washer pdf nord lock washer pdf nord lock washer pdf download.
The term washer is often applied to various gasket types such as those used to seal the control valve in taps. In fact, vibration will tend to make the connection tigher, not looser, making these. Available in many file formats including max, obj, fbx, 3ds, stl, c4d, blend, ma, mb. This stainless steel also has extra low carbon content in order to reduce the risk of. Tightening tighten nord lock washers with standard tools according. The nordlock group provides customized torque calculations to any standard, free of charge. Nord lock washers are easy to install and to ensure the system functions effectively, do take into consideration the information presented in this instruction guide. In a twostep process, tuv monitored and succesfully approved both nordlock washers and nordlocks production facilities. This ensures the load is distributed over a larger area, which is gentler for sensitive. Nordlock washers protect a threaded connection, even under strong vibrations and high dynamic loads. Find professional nord lock 3d models for any 3d design projects like virtual reality vr, augmented reality ar, games, 3d visualization or animation. The delta protekt finished nordlock system consists of a pair of washers with a wedgelocking action, which is a unique method that uses tension instead of friction.
Nordlock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. Nordlock xseries steel washers with electro zinc plated bolt. All other bolt locking methods in the test failed to prevent loosening of the joint. Patents assigned to nordlock ab justia patents search. Not to worry, there are better locking options available. Nord lock washers safely secure bolted joints that are subjected to extreme vibration and dynamic loads. The nord lock group has a worldwide representation find a local office.
Nord lock washers are an improved option for secondary retention compared to internal and external tooth lock washers. Nord lock washers can be used with standard and high grade bolts. Unlike other lock washers which rely on friction and spring action to. In 1982, the original nordlock wedgelocking technology that safely secures bolted joints was developed. Backup wrench nordlock washers kit background affected. Nordlock wedgelocking technology secures bolted joints exposed to severe vibration and dynamic loads superbolt technology eliminates unsafe and timeconsuming bolting methods the expander. Visual inspection of the bolting components and the heicolock.
The washers are installed in pairs, cam face to cam face. Reusing nord lock nord lock washers can normally be reused. Nord lock superbolt expander system boltight download center. Two pairs of lock washers should be used in through holes.
Other uses are as a spacer, spring belleville washer, wave washer, wear pad, preload indicating device, locking device, and to reduce vibration rubber washer. Nord lock wedgelocking technology secures bolted joints with tension instead of friction. Multifunctional wedgelock washers nordlock xseries. Industries where nord lock washers are used nord lock washers are used in industries such as. In a twostep process, tuv monitored and succesfully approved both nordlock washers and nordlock s production facilities. Loosening nordlock washers is as easy as tightening them. Nord lock washers are rigorously tested in all steps of production to verify that the quality requirements are met. Note that since the locking function is not based on increased friction, the untightening torque is generally lower than the tightening torque. Nord lock sp washers have the same wedgelocking design as original washers, but with an enlarged outer diameter. In fact, vibration will tend to make the connection tigher, not looser, making these possibly the best lock washers that youll find.
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