Nordlock lock washer, bolt 38, 254 smo ss, pk6 12w499. Ripp lock washers, screws and nuts are mechanical locking elements which are proven to prevent fasteners from working loose. Nordlock washers safely secure bolted joints that are subjected to extreme vibration and dynamic loads. Split lock helical spring washer size dimension table chart. Fastenal uses cookies to improve website user experience. In a twostep process, tuv monitored and succesfully approved both nordlock washers and nord lock s production facilities. 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.
Because of the extreme hardness of the washers it is possible to utilize the washer with a screw in a property class up to 12. Useful joint guide on installing nordlock washers tapped holes, counterbores, through holes, stud bolts and more. Nordlock has been focusing on providing the worlds most effective bolt securing system for over 30 years. Their action is purely mechanical, based on clamping. An auxiliary spring element, such as helical spring lock washer, is a very effective alternative. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. Looking for nordlock lock washer, bolt 58, steel, pk4 12w462. We do not use cookies for the processing, collection, or storage of personal data under any circumstances. Nord lock washer pdf nord lock washers secure bolted joints with tension instead of friction.
Lock washers can be used for screw locking in threaded holes, countersinks and through holes and with studs. All other bolt locking methods in the test failed to prevent loosening of the joint. Helical split spring lock washers are available in four series. Shop a large range of nordlock 38 inch fastener at msc industrial supply. Nord lock washers guarantee tightness because they block the bolted joints, using tension and not friction. Din 25201 nordlock washer dimension fasteners china. Nordlock wedge lock washers are used in numerous industries such as. Apr 20, 2018 testing nord lock washers to understand how they work.
The control number is printed on the package as well as on every washer pair, enabling full. Through holes require two pairs of nord lock washers one pair for securing the bolt and one pair for securing the nut. Nordlock washers have been certified for safety and quality by tuv, a leading international institute in quality and safety certification. Lock washer mb28skf 140x192x2 mm fast delivery 123bearing. M10 delta protekt nordlock bolt securing washerpair. Split lock helical spring washer size dimension table. This type of washer is especially effective as a lock washer when used with a soft substrate, such as aluminium or plastic. Technical guide for nordlock washers nordlock group. Nordlock nl8 nordlock steel wedge lock washers bolt. Counterbores the outer diameter of regular nord lock washers is designed for counterbore holes according to din 974. Looking for nordlock lock washer, bolt 38, 254 smo ss, pk6 12w499. They allow us to recognize our registered users, count visitor numbers and find out how they navigate the site. Nordlock wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. The outer diameter of regular nordlock washers is designed for counterbore holes according to din 974, i.
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. When the screw or nut is assembled, the radial ribs of the ripp lock washer emboss themselves into the countersurface and in the underside of the screw head, thus allowing only. Stud bolts nord lock washers safely lock the nut on stud bolts and eliminate the need for adhesives. Nordlock lock washer, bolt 58, steel, pk4 12w4621537. Since the angle a is larger than the angle b, the pair of washers expand more than the corresponding pitch of the thread. Apr 28, 2017 the 2part lock washer uses ramps cast into the opposing faces to prevent bolts or nuts from coming loose. Learn more make an enquiry or request a pdf brochure. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order quantity. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Nordlock washers protect a threaded connection, even under strong vibrations and high dynamic loads. Nordlock is a high quality product with documented success in many industries worldwide. The pitch angle of the ribs is larger than the thread pitch of the screw or nut they are fitted underneath to. For slotted holes or on soft material, use a flanged nutbolt in combination with nordlock sp enlarged outer diameter washers. Sp washers are ideal for use on large or slotted holes, painted or sensitive areas and soft materials.
Helical spring lock washers made of materials other than carbon steel are available in the regular series. Nordlock washers are available in special steel alloys for highly corrosive or acid environments as well as for high temperature resistance. Nord lock is a high quality product with documented success in many industries worldwide. 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.
Patents assigned to nordlock ab justia patents search. The statement in the lock washer section is misleading. Nordlock washers secure bolted joints with tension instead of friction. During loosening, the movement must occur between the faces of the cams. Nordlock xseries washer nordlock original washer yieldingsplit ring serrated spring washer vibration test clamp load kn time s occurs separation of parts adhesive occurs static phase. Multifunctional wedgelock washers nordlock xseries. Nord lock sp washers have the same wedgelocking design as original washers, but with an enlarged outer diameter. Installing the washers the preassembled washers are installed in pairs, cam face to cam face. When youre loosening a bolt with nordlocks they are hard to turn and release with a snap. 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. Use of lockwashers on soft materials like plastic is only recommended when the lock washer is placed between the screw head and a flat washer. Since the angle a is larger than the angle b, the pair of washers expand more than the corresponding pitch of. In a twostep process, tuv monitored and successfully approved both nordlock washers and nord lock s production facilities.
Each batch is assigned a control number which ensures full traceability and confirms that the washer is a genuine nordlock article. Disclock safety wheel nuts are considered to be far superior in terms of safety than standard twopiece wheel nuts. Nordlock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. Throughholes as for all locking washers, throughholes require two pairs of nordlock washers one pair for securing the bolt and a second pair for securing the nut. Tightening tighten nord lock washers with standard tools according. Nord lock washers safely secure bolted joints that are subjected to extreme vibration and dynamic loads. Please download pdf file from our website or contact us for our products information. A wedge locking washer has a central axis, a central through hole defining an inner peripheral axial surface, an outer peripheral axial surface, a first side surface adapted to face and engage another wedge locking washer. Using nord lock washers when the two criteria above are met, you have verified the locking function of the nord lock washers. Nord lock ripp lock vibration resistant washer to be used in matching pairs equation driven, so can be updated for your needs. Regular, heavy, extra duty and hicollar as given below. Din 127 b split lock washer for screw and washer assemblies sems.
Pan sun hardware pte ltd singapore fasteners wholesaler and. Download cad get more than just the products you need technical support let us help you solve your bolting challenges contact us. Nordlock wedgelocking solutions nordlock washers secure bolted joints with tension instead of friction. Nordlock washers and nordlocks production facilities. Nordlock washers are available in two outer diameters.
Wedge locking washer carbon stl zinc flake coated through hardened m10 20 glued pairspack 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. Such industries include trucks, mining equipment, rail engineering and heavy equipment manufacturing. Splitlock washer in standard and special version, as well as for sems applications with screws manufactured according to customers technical specifications and drawing. 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. Nord lock washers are an effective lock washer which uses tension to prevent bolts from loosening when exposed to vibration. Tightening tighten nordlock washers with standard tools according. This ensures the load is distributed over a larger area, which is gentler for sensitive surfaces. Tests run by lawrence technological university have shown that the typical helical spring lock washer exhibits a spring rate after flattening which is approximately 70% more effective than a. Testing nordlock washers to understand how they work. Nordlock washer zinc flake coated delta protekt nordlock standard washer through hardened steel zinc flake coated delta protekt part nordlock part size od id thk pack pack wgt stock mminch mminch mminch kg wnhtddm03 nl3 m3 7. Nordlock washers are available with enlarged outer diameter in order to increase the load supporting area.
Din 6905 corrugated split lock washer for screw and washer assemblies sems. Developed in sweden, in 1982, nordlock washers prevent. Nordlock washers are easy to install and to ensure the system functions effectively, do take into consideration the information presented in this instruction guide. Proven and certified by tuv nordlock washers have been certified for safety and quality. The first side has a pattern of radially extending cams, each cam having a first surface inclined in relation to a central plane of a wedge can locking surface and. Please refer to your local bossard eshop for the current. Nord lock washer iparts will have to see if the features slow down a large assembly. Other uses are as a spacer, spring belleville washer, wave washer, wear pad, preload indicating device, locking device, and to reduce vibration rubber washer. 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. Nordlock washers are an effective lock washer which uses tension to prevent bolts from loosening when exposed to vibration. In a twostep process, tuv monitored and succesfully approved both nordlock washers and nordlock s production facilities. The system is comprised of a pair of washers with a series of cams on one side and radial teeth on the other. The 2part lock washer uses ramps cast into the opposing faces to prevent bolts or nuts from coming loose.
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. In fact, vibration will tend to make the connection tigher, not looser, making these possibly the best lock washers that youll find. The disc lock system our vibrationproof fastening systems have been trusted across a vast range of industries worldwide since 1982. Nordlock washers are proven as a safe bolt securing system according to nasm. Nord lock washer pdf nordlock washers secure bolted joints with tension instead of friction. Nordlock washers provide more than just a safe locking function, using our washers also improves the general performance of a bolted joint. Helical spring lock washers made of materials other than carbon steel are. Just go into equation editor and update the relevant details. Tests run by lawrence technological university have shown that the typical helical spring lock washer exhibits a spring rate after flattening which is approximately 70% more effective than a flat washer of the same thickness. We use cookies to make it easier for you to use our website. M10 delta protekt nordlock bolt securing washerpair fastenal.
Shop a large range of nordlock fastener at msc industrial supply. Hexagon setscrews full thread metric hex set screws full thread grade 8. Nordlock washers nordlock international ab pdf catalogs. Loosening nordlock washers is as easy as tightening them. 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 constituting a pari of washers, where each washer has one side with cams 18, 20 and one principally flat side 22, 24, the washer sides with cams.
Unlike other lock washers which rely on friction and spring action to prevent loosening, the innovative design of nordlock washers means. Nordlock washer iparts will have to see if the features slow down a large assembly. Nordlock sp washers have the same wedgelocking design as original washers, but with an enlarged outer diameter. Washers in comparison property class flat washer riplock contact washer ripped lock washer nordlock 12. Two pairs of lock washers should be used in through holes. General helical spring split lock washer information wcl. Product benefits maintains high clamp load and thereby ensures the function of the joint quick and easy to install and remove with standard tools. Utilize the advantages of lubrication nord lock recommends the use of a high quality, antiseize lubricant as it improves the tightening results. The caming action of the nordlock washers makes any joint made using them virtually vibration proof, rendering joint failure due to screws and nuts becoming. A washer is a thin plate typically diskshaped, but sometimes square 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. Nord lock wedge lock washers have been rigorously tested and approved by independent institutes as well as certification authorities. We only use 316l because everything is marine, i have created a load of other standard fastener content though and used the material guide add material as new family members, you choose the material as you are placing the part, seems to work ok. The following methods are recommended for locking bolted connections.
You can visit the company website for more informaiton, and find these guys at amazon and mcmastercarr. Nord lock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. American national standard helical spring lock washers ansiasme b18. Wedge locking washer carbon stl zinc flake coated through hardened m10 20 glued pairspack 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. Nordlock xseries washers have been certified for safety and quality by tuv, a leading international institute in quality and safety certification. Nord lock has been focusing on providing the worlds most effective bolt securing system for over 30 years.
Nordlock washers are rigorously tested in all steps of production to verify that the quality requirements are met. Nord lock wedgelocking solutions nord lock washers secure bolted joints with tension instead of friction. 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 washers ripplock washers locking washers lock. Disclock australasia fasteners, washers, locking nuts and. Since the nordlock group began operations in 1982 we have focused on providing the worlds most effective bolt securing system. If you would like to prevent our website from using cookies or remove existing ones, you will need to adjust the cookies settings in your browser. It is a high quality product with documented success in many industries worldwide.
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