Recently updated, revised, price adjusted, and amended parts in our lock washers category. Elector galvanized, hot dip galvanized, stainless steel, self finish. Wedge lock washers heico fastening systems heicolock. Use with small headed screws and special narrowrimmed nuts. Get lock washers at best price with product specifications. Apr 20, 2018 testing nord lock washers to understand how they work. Ridged design provides tension instead of friction, while serving as a spacer for threaded fasteners. Nordlock washers secure bolted joints with tension instead of friction. It is a high quality product with documented success in many industries worldwide, and is the washer utilized by a broad range of propeller manufacturers.
Although though there are several different types of lock washers and is each designed for use with a particular fastener or application, they all work under the same principle. Do lockwashers actually serve a functional purpose. Local source for millions of mro, oem, and safety items. Charles a mellowes becomes the fourth generation to join charter manufacturing. When the bolt andor nut is tightened the teeth grip, seat the mating surfaces and lock preventing the washers from slipping made from recycled content. Shop metric lock washers and a variety of hardware products online at. Mainly used to stop a leak or simply stopping something from vibrating loose. These bolts always give a crack when started to be loosened. M10 delta protekt nord lock bolt securing washer pair. This helical shape creates compression and tension that locks the nut in place. Ive got an external tooth lock washer that im using to secure a ground cable to a chassis.
Pdf merge combine pdf files free tool to merge pdf online. Nordlock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. People have been saying a standard washer should sandwich the ring terminal then. After 40 years in the lock washer business, the mellowes company is sold to illinois tool works.
Disclock australasia fasteners, washers, locking nuts and. The ground wire has a ring terminal on the grounding side. This free online tool allows to combine multiple pdf or image files into a single pdf document. Nord lock washers safely secure bolted joints that are subjected to extreme vibration and dynamic loads. Lock washer pairs is beneficial wherever there is a risk of a threaded connection working loose. Industries where nordlock washers are used nordlock washers are used in industries such as. Federal register helical spring lock washers from the. Buy bike boltz 8 nord lock 38 m10 10mm vibration proof lock washer tension tighting fasteners. R square technologies offering nordlock nord lock washers, dimensionsize. Fulfillment by amazon fba is a service we offer sellers that lets them store their products in amazons fulfillment centers, and we directly pack, ship, and provide customer service for these products. Split lock helical spring washer size dimension table chart. Looking for nordlock lock washer, bolt m24, steel, pk100 5utc3.
Washers with a standard outer diameter are the most commonly used, but if you have an enlarged or slotted hole, we recommend washers with an enlarged outer diameter for better load distribution. Each batch is assigned a control number which ensures full traceability and confirms that the washer is a genuine nord lock article. The pitfall all of the readily available resources fall into is assume the design intent behind the split lock washer was only to flatten the washer where the cut ends are on the same plane. A lock washer is designed to prevent a secured joint that is fastened with a bolt or screw from turning or loosening, in response to shock or vibration. They are used in boltedjoint and highvibration applications. Read about company and get contact details and address. Ripp lock washers prevent fasteners from loosening in conditions of extreme vibration or dynamic stress. Washers in comparison property class flat washer riplock contact washer ripped lock washer nordlock 12.
Washers in comparison property class flat washer rip lock contact washer ripped lock washer nordlock 12. Shop online today for fast shipping and great quality. Fastenal offers sameday service on thousands of construction and industrial supplies. It seems to me that any torque put on a bolt and the resulting stresses would greatly outweigh the tiny force applied by the lock washer. How to combine flat and split lock washers on a bolt home. Figure 2 is a view similar to figure 1, but illustrating release of the lock washer arrangement by loosening the nut. Nordlock lock washers washers fasteners wurth canada. Nordlock original washers nordlock created the original wedgelocking technology that secures bolted joints, even when exposed to severe vibration and dynamic loads. Nordlock xseries washers user manual nordlock group. American national standard helical spring lock washers ansiasme b18. Nordlock washers are available in special steel alloys for highly corrosive or acid environments as well as for high temperature resistance. Wedges on the inside lock the two pieces together, and serrations on the exterior grip surfaces to resist loosening from high vibration and shifting. Split lock washers feature a slight spiral design that creates pressure to provide a type of spring action. Even under strong vibrations and dynamic loads, nord.
M10 delta protekt nordlock bolt securing washerpair. I have had just snugly tightened temporary fastenings bite both sides scoring the metal surfaces as the nut is removed. Charter steel receives the q1 award from ford motor company, an award given to a select group of ford suppliers. Since the angle a is larger than the angle b, the pair of washers expand more than the corresponding pitch of the thread. When youre loosening a bolt with nordlocks they are hard to turn and release with a snap. A highly corrosion resistant grade of stainless steel. Choose from our selection of split lock washers, including over 475 products in a wide range of styles and sizes. Seastrom, seastrom manufacturing and the seastrom logo are trademarks. Only official editions of the federal register provide legal notice to the public and judicial notice to the courts under 44 u. Nord lock washers guarantee tightness because they block the bolted joints, using tension and not friction. Nordlock washer assortment, carbon steel, delta protekt zinc, 95 pairs inch part number. In a twostep process, tuv monitored and successfully approved both nordlock washers and nord lock s production facilities.
Nordlock washers have been certified for safety and quality by tuv, a leading international institute in quality and safety certification. Nordlock wedgelocking washers have been rigorously tested and approved by independent institutes as well as certification authorities. 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. Bezpecne reseni provadeni sroubovych spoju nordlock group. Vice informaci bespoke bolt tensioners secure deepwater pipelines boltight supplies tailormade bolt tensioning equipment for structural split repair clamps to subsea innovation in the uk. Sutemribor 304 stainless steel spring lock washer assortment set 600 pieces, 9 sizes m2 m2. M10 delta protekt nordlock bolt securing washerpair fastenal. They seem like an intelligent ideaas you do not need both a washer and lock washer. The lock washer has radial tabs with reinforcements on the edges, which increases the locking capacity and can be used on most materials, such as steel, metals or plastic. A washer is a metal or nonmetal material that is made to go underneath a nut, bolt, or fastener. Be sure to check the dimensions an specifications on lock washers.
Split, star, and tab lock washers are commonly used in airplane manufacturing. Testing nordlock washers to understand how they work. Learn how to combine pdfs and reorder, rotate, and delete pages. Install these reusable washers with the wedges interlocked and radial teeth on the opposite side. They gave you four lock washers instead of 4 locking nuts. Also known as nord lock washer assembly and vibrationresistant lock washers. We have decades of experience successfully solving industryspecific challenges around the world and you can rely on us to solve yours. Industries where nord lock washers are used nord lock washers are used in industries such as. Lock washers lb, aranlock aranlock lock washers are ideal for use as locking devices on shafts and tubes, etc. Nord lock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. Wedge lock washers consist of two interlocking washers that use tension instead of friction to prevent fasteners from loosening. Nord lock has been focusing on providing the worlds most effective bolt securing system for over 30 years. Split lock washers have a split at one point along their outer diameter, which gives the nut a helical shape.
Product benefits maintains high clamp load and thereby ensures the function of the joint quick and easy to install and remove with standard tools. The control number is printed on the package as well as on every washer pair, enabling full. This type of washer is especially effective as a lock washer when used with a soft substrate, such as aluminium or plastic, and can resist rotation more than a plain washer on hard surfaces, as the tension between washer and the surface is applied over a much smaller area the teeth. Installing the washers the preassembled washers are installed in pairs, cam face to cam face. Nord lock washer or wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. They are also available in stainless steel, zinc plated, and silicon bronze. Can i secure the nut down on the ring terminal with only the lock washer in between. Lock washers, locknuts, jam nuts, and threadlocking fluid are ways to prevent vibration from loosening a bolted joint. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks. Nord lock washers are high end products with documented success in many industries.
Nord lock washer or wedge lock washers are used in numerous industries such as. Fasteners free delivery possible on eligible purchases. This allows the washer to grasp adjoining materials and help prevent loosening from vibration. Nordlock wedgelocking washers utilise tension instead of friction in order to secure bolted joints exposed to severe vibration and dynamic loads. A method for producing metallic washers 1 for locking in bolted joints, a washer having an annular configuration and on one side 9 a pattern of radially extending cams 10 and on the other side having a pattern of radially extending teeth 3, the washers on at least the side 2 having the pattern of teeth having a surface with a hardness preferably exceeding the hardness of. Lock washers are made for fasteners that tend to loosen from.
Introducing torquelator by nordlock torquelator by nordlock calculates preload and corresponding torque for bolted joints secured with nordlock washers. Cant find the fastener or product you are looking for or need more information about our lock washers made in usa. Such industries include trucks, mining equipment, rail engineering and heavy equipment manufacturing. The disc lock system our vibrationproof fastening systems have been trusted across a vast range of industries worldwide since 1982. Patents assigned to nordlock ab justia patents search. The washer is designed to exert a load, partially deform. Lock washers unnecessary page 3 practical machinist. If you are using public inspection listings for legal research, you should verify the contents of the documents against a final, official edition of the federal register. Flat washers and lock washers made from high performance materials such as engineered polymers, advanced ceramics and specialty metals. During the test, the joint is exposed to transverse movements underneath the bolt head and nut, while clamping force is continuously measured. Helical spring lock washers made of materials other than carbon steel are available in the regular series.
Learn more about our solutions by selecting your industry below. Hillman 2count 12in standard sae split lock washer. Click here to view all of our diamond vantage specials. Msc industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today. Nordlock wedge lock washers secure bolted joints and prevent loosening of threaded fasteners, bolts, screws, nuts and more. In addition to that they may also be used to help disperse the amount of pressure exerted onto a hole or joint. Figure 1 is an elevation view of a lock washer arrangement in accordance with the present invention as employed in a nut and bolt assembly to provide a locked joint. In many cases, aranlock can replace nuts, pins or other. The term washer is often applied to various gasket types such as those used to seal the control valve in taps. Nordlock washers safely lock the bolt against the underlying surface. Spring lock washers myth from truth hill country engineering.
Over time, bolted nuts and other threaded fasteners can loosen up due to friction and joint movement. Nord lock washers are rigorously tested in all steps of production to verify that the quality requirements are met. Large slotted holes or soft underlying surfaces to optimize the load distribution for applications with large or slotted holes or with soft underlying surface, use a flanged nut or bolt together with nordlock sp washers with enlarged outer diameter. 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. Our product is robustly constructed by our experts.
Lock washer definition is a washer as a spring washer or a tooth lock washer placed underneath a nut or screwhead to prevent loosening. Providing a springlike locking action to compensate for loosening caused by slight wear, these split lock washers are made of carbon steel. The junker test is the most rigorous method for testing bolted joints. Nordlock washers are high end products with documented success in many industries. Lock washer definition of lock washer by merriamwebster. Nordlock wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. Ideal where clearance or appearance may be a factor. Over the operational life cycle, nordlock washers offer increased operational reliability and lower maintenance costs, while significantly reducing the risks of production stops, accidents and warranty claims. Nordlock lock washer, bolt m24, steel, pk100 5utc32196. Split lock washers are used in highvibration applications. For a steel bolt, use steel washers and for a stainlesssteel bolt, use stainlesssteel washers. Lock washers are a type of hardware that, unlike regular washers, can hold those objects in place.
Our washers are approved by several industry standards and specified by numerous international companies. Nord lock washers provide more than just a safe locking function, using our washers also improves the general performance of a bolted joint. However this washer is bellvilled and has serreted lines running from outside edge to center. Due to their high hardness, ripp lock washers can be used with screws of all property classes up to 12. Nord lock washer nordlock mf fastener industries llc. Get free 2day shipping on qualified lock washers products or buy hardware department products today with buy online pick up in store. It is a high quality product with documented success in many industries worldwide. Nordlock group has the technologies you need to solve your complex bolting challenges, whatever your industry. Soda pdf is the solution for users looking to merge multiple files into a single pdf document.
Helical split spring lock washers are available in four series. Regular, heavy, extra duty and hicollar as given below. These serrated lock washer are easy to use and install. Sep 20, 2012 nord lock 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. Nord lock washer, serrated washers maimoon building. Shop lock washers and a variety of hardware products online at. If you only want to merge some pages, double click on the. We are your trusted canadian industrial and automotive supplier. The system is comprised of a pair of washers with a series of cams on one side and radial teeth on the other. The number of industries that use nordlock washers is continuously growing. From my understanding, the purpose of a lockwasher is to provide some spring force on a bolt to prevent it from backing out. Tightening tighten nord lock washers with standard tools according.
Tooth lock washer assortment 2 internal tooth lock washer 52 lock set washer 7. Split lock washers can be very effective when the split point is designed so that it bites in. Nord lock washer pdf nord lock washers secure bolted joints with tension instead of friction. Crush washers are made of a soft metal such as aluminium or copper, and are used to seal fluid or gas connections such as those found in an. 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 wedge lock washers are constructed of carbon or stainless steel for long lasting durability. Lock washers are designed to secure fasteners that have a tendency to rotate or lose friction. Utilizing a unique multifunctional design, nordlock xseries washers secure bolted joints against both. In addition, our product is available at industry leading prices and in varied sizes. If the securing system is subject to dynamic stress, movement is only possible between the internal washer surfaces. It can have internal or external teeth for gripping, and can be split through one part of the ring. Shop a large range of nordlock 38 inch fastener at msc industrial supply. Tightening tighten nordlock washers with standard tools according. It is impossible for our products to loosen unintentionally due to the wedge created underneath the bolt head and nut.
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