Standard locknut manufactures a full line of bearing retaining accessories. Nov 07, 2007 in a properly torqued bolt the tension in the bolt is much greater than that of the lock washer. Nordlock recommends lubrication of fasteners before reuse in order to minimize changes in friction conditions. Split lock washers can be very effective when the split point is designed so that it bites in. This website gives no warranty and accepts no responsibility or liability for the accuracy or the completeness of the information and materials contained in this website. It is the result of charters respected team of employees, each persons dedication to continuous improvement and an entrepreneurial spirit that thrives within the charter family. Nord lock washer pdf nord lock washers secure bolted joints with tension instead of friction. Spring lock washers myth from truth hill country engineering.
They should be held stationary while the nut is tightened on the bolt. The lock washer has radial tabs with reinforcements on the edges, which increases the locking. The key is bent in the opposite direction of the tangs. The middle part of the washer that washes the clothes that goes back and fourth is making a loud scrapping back and fourth noise. Tightening tighten nordlock washers with standard tools according. I have seen it done a million times that way but it seems the flat washer defeats the purpose of the lock washer. Install these reusable washers with the wedges interlocked and radial teeth on the opposite side. 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.
Tightening tighten nord lock washers with standard tools according. Internal tooth lock washer, internal locked tooth washer, star washer. This file is licensed under the creative commons attributionshare alike 2. 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. Split lock helical spring washer size dimension table. Technical guide for nordlock washers nordlock group. This file contains additional information such as exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If we dont have it, we can get it we are committed to making your business a success. Useful joint guide on installing nordlock washers tapped holes, counterbores, through holes, stud bolts and more. Certain certifications permit us to supply parts that will be used for national defense or aerospace projects.
Nordlock washers are high end products with documented success in many industries. In order to navigate out of this carousel please use your heading shortcut key to navigate to the next or previous heading. Metric din 127 helical spring split lock washers are commonly used metric lock washers it is a split metal ring that is bent into a helical shape. Huyetts pins catalog features over 14,000 pins and wire forms in every size and shape you can imagine in inch and metric sizes. You may do so in any reasonable manner, but not in. Utilize the advantages of lubrication nord lock recommends the use of a high quality, antiseize. Hardened washer wheel bearing lock nut the skf spindle nut locking system offers a new, robust and affordable lock nut system for tractors and trailers alike. The glue assists in proper orientation of both washer halves during installation.
Lock nuts with other locking methods can be supplied on request. 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. For slotted holes or on soft material, use a flanged nutbolt in combination with nord lock sp enlarged outer diameter washers. Specifications for external tooth lock washers asme b18. N and an inch design lock nuts retained with lock washers. Nord lock washers are available with enlarged outer diameter in order to increase the load supporting area. Internal tooth lock washer prevents the nut from loosening on screw. Calculus volume by slices and the disk and washer methods.
Trailer axle spindle hardware home for truck parts. Industries where nord lock washers are used nord lock washers are used in industries such as. When compressed by tightening the nut, the washer bites into the. Using nord lock washers when the two criteria above are met, you have verified the locking function of the nord lock washers.
Also known as spring lock washers, these split lock washers provide a positive locking action. Other uses are as a spacer, spring belleville washer, wave washer, wear. Lock nuts requiring a keyway cookies information 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. Installing the washers the preassembled washers are installed in pairs, cam face to cam face. Buy skf bearing lock washers w 04 direct from motion industries. Metric din 7 type a and b spring lock washers are specialty spring lock washers unlike standard split helical spring lock washers, the din 7 lock washers are uninterrupted formed disks in either a curved or waved configuration that are nondirectional allowing the screw and or nut to be tightened in a clockwise or counterclockwise manner. Please refer to your local bossard eshop for the current. Utilize the advantages of lubrication nordlock recommends the use of a high quality, antiseize. Industries where nordlock washers are used nordlock washers are used in industries such as. An ordinary nut with an ordinary washer, used to fasten a bolt on something that is subject to repetitive vibration say, a wheel axle or engine accessory would eventually vibrate loose. The lock nuts listed here constitute the basic skf assortment. Nordlock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads. All products are manufactured to abma, sae and abec standards. 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.
In a properly torqued bolt the tension in the bolt is much greater than that of the lock washer. Regular, heavy, extra duty and hicollar as given below. The internal tooth lock washer is designed to prevent a nut or bolt head from loosening with. Nord lock washers provide more than just a safe locking function, using our washers also improves the general performance of a bolted joint. Lock washers and lock nuts prevent this from happening. An internal tooth lock washer has teeth that extend radially inward to bite into the bearing surface.
Product benefits maintains high clamp load and thereby ensures the function of the joint quick and easy to install and remove with standard tools. All the information provided on this website is provided on an as is and as commonly used in production basis and you agree that you use such information entirely at your own risk. Metric din 127 type b helical spring split lock washers. Nord lock washers are rigorously tested in all steps of production to verify that the quality requirements are met. I have had just snugly tightened temporary fastenings bite both sides scoring the metal surfaces as the nut is removed. For the right lock washer at the right price, its wcl. Lock washers, when tightened to the required torque beneath an ordinary. Buy skf bearing lock nuts n 14 direct from motion industries. 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. Requires a lock washer and the cutting of a key way in the shaft. I relieve my missing key on a plastic key ring that was in a pair of jeans pocket, got washed out to the bottom and under the washer part that goes back and fourth. Split lock washers are a left hand helix and allow the nut to be tightened in a right hand direction only. Proven and certified by tuv nord lock washers have been certified for safety and quality.
Progressive metal stamping of steel lock washers indiana. C45e, throughhardened, zinc flake coated flznnc thread type. All orders placed on this website are handled entirely by computers. A lock washer comprising a length of wire of substantially trapezoidal or parallelogram cross section formed into a helical configuration, the lock washer having a radially directed slit at a predetermined angle to the axis thereof, whereby the ends of the lock washer define inclined abuttingly engageable surfaces, the lock washer having radially spaced inner and outer surfaces inclined. Washers, split lock archives astral air parts astral. These lockwashers must be used on both the nut and bolt for throughbolt applications.
When using a nut, lock washer and bolt, should you also use a flat washer between the object and the lock washer. See fullscreen models of the springs and download a pdf file of the designed compression, tension or torsion spring. Other uses are as a spacer, spring belleville washer, wave washer, wear pad, preload indicating device, locking device, and to reduce vibration rubber washer. Assembly takes place without additional flat washers. Nordlock washers are available in special steel alloys for highly corrosive or acid environments as well as for high temperature resistance. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Helical split spring lock washers are available in four series. Skf lock nuts provide a variety of ways to secure the nut onto a shaft. The skf lock nut kml when used in conjunction with an mbl locking washer is a simple, stable and reliable fastening element. Nord lock washers are easy and effective to use while ensuring structural security for applications exposed to vibration and dynamic loads.
A locking washer with teeth or prongs which extend outward from the outside edge of the washer. American national standard helical spring lock washers ansiasme b18. Be aware that all web orders may take up to 3 days to process. Aranlock lock washers are ideal for use as locking devices on shafts and tubes, etc. Split lock helical spring washer size dimension table chart. The lock washer pictured to the right is an example of just one of their parts stamped from. These types of washer have tabs and notches that securely lock parts into place for a secure fit. Kmt lock nuts skf kmt lock nuts are high precision components. The nut is locked by means of three radial brass locking pins arranged at the same angle as the thread flanks.
The washer is designed to exert a load, partially deform. Forged, precision machined and assembled with two highstrength lock bolts, the skf spindle nut locking. Spring like takeup compensates for loosening caused by slight material wear. Our washers are approved by several industry standards and specified by numerous international companies. Nord lock washers are high end products with documented success in many industries. It doesnt prevent rotation of the joint and doesnt spread out the force like a flat washer. Using nordlock washers when the two criteria above are met, you have verified the locking function of the nordlock washers. Shaft lock nuts shaft lock nuts are made of low carbon steel. A heavy equipment industry customer contacted reliable metal stamping co. Your proven service leader with reliable delivery since 1972. Download cad files for nordlock washers, xseries washers, steel construction washers and wheel nuts.
Shaft lock washers are used with lock nut series nan. Lock washers are designed to secure fasteners that have a tendency to rotate or lose friction. Use with small headed screws and special narrowrimmed nuts. Nord lock recommends lubrication of fasteners before reuse in order to minimize changes in friction conditions. Lock nuts requiring a keyway metric lock nuts requiring a keyway inch mbl lock washers. Washers in comparison property class flat washer riplock contact washer ripped lock washer nordlock 12. These accessory items include adapters, locknuts, lock washers, lock plates, removable sleeves and removal nuts as well as many non standard variations of the our standard product offering. Nordlock washer iparts i like it, it adjusts nicely though there are a lot of features to it.
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