The Double Coil helical spring split lock washer is used in soft joints, such as wooden pole line assemblies, that are subject to considerable expansion and contraction. The Double Coil provides the travel necessary to maintain effective clamping force in such assemblies.

Jul 29,  · While most washers consist of a solid and flat piece of metal, split washers feature a different design. Overview of Split Washers Also known as spring lock washers, split washers

Nov 12,  · Lock washers can store mechanical energy while simultaneously exerting a force due to this mechanical energy. Lock washers are typically used with a nut. You can slide a lock washer over the exposed shank of a bolt. You can then secure it with a nut. Twisting a nut onto the shank will cause it to press against the lock washer.

Apr 20,  · Wave washers are disc-shaped washers that have been pressed to create a wave pattern so that they act as a spring when compressed along the axis of the threaded fastener.

American National Standard Helical Spring Lock Washers ANSI/ASME B18.21.1 Helical Split spring lock washers are available in four series: Regular, heavy, extra duty and hi-collar as given below. Helical spring lock washers made of materials other than carbon steel are available in the regular series. Click on Image to Enlarge

The “Split” in the helical spring lock washer absorbs initial driving torque and visually closes under nominal bolt loading. When tension in the assembly is 

Hardness. Carbon & High-Alloy Steel: Rockwell C38 - 46. Stainless: Thru 5/8": Rockwell C35 - 43; Sizes over 5/8": Rockwell C32 - 43. Twist Test. With the washer in a vice with the split ends free and directly above the vice jaws, a 90 Degree section of the free end is

Lock washers Literally "bite" into the nut and into the metal being bolted together. The cut spring washer if you look at it is angled to 

Lock washers also increase the friction between a nut or bolt head and the mating components, reducing their tendency to rotate and loosen. Split Lock Washers, which are also called helical spring lock washers, are metal rings split

Plain spring lock washers prevents the unscrewing by the spring tension. It is precisely this latter to put force on the two free ends of the 

Item Spring Lock Washer; Lock Washer Type Split Lock; Finish Zinc Yellow; Material Alloy Steel; For Screw Size 5/16 in; Inside Diameter 0.314 in; Outside Diameter 0.583 in; Maximum Thickness 0.078 in; Minimum Thickness 0.078 in; Color Yellow; Dimensional Standards ASME B18.22.1; Inside Diameter Tolerance +/-0.005 in; Made in North America No

Choose from our selection of spring lock washers, including over 950 products in a wide range of styles and sizes. In stock and ready to ship. BROWSE CATALOG. Abrading & Polishing; Split Lock Washer Type. Split Lock Washer Type; Standard: Curved: Wave: Hardness. Hardness; Rockwell B50: Rockwell B87: Rockwell B90: Rockwell C35: Rockwell C38

Flat washers help to distribute the force of tightening the nut by increasing the surface area. They may also be useful as spacers when a bolt may be a bit too long for the job. Lock washer use is a bit different as they are typically used on the nut side of the fastener.

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Hi-Collar Helical Spring Split Lock. The smaller O.D. on the Hi-Collar helical spring lockwasher accommodates confined areas. The increased thickness sustains the washer's overall locking effectiveness. The Hi-Collar is recommended for use with socket head cap screws and where there are clearance limitations. Ordering Example: 1.) MS551848

Split washers do a good job preventing bolts from loosening. Spring lock washers have a warped shaped which locks with the thread lines of a bolt. This prevents bolts from spinning on the thread side. Though it does the job at first, the bond holding the joint weakens with time. Split lockers do a better job in holding the screw in place. Size

This makes the spring washer suitable for almost any type of weather. Since they are corrosion resistant, you can probably re-use them several times. The split lock washers are made with a zinc finish which provides a moderate resistance to corrosion. This makes it durable to some extent.

6 rows · Spring and split washers serve two totally different purposes and they are created in very

4 rows · Split lock washers are handy when you want to tighten the nut side of a bolt. The washer

Regular: A coiled, hard, split circular washer with a slight trapezoidal wire section. (sizes over 1" are the same to heavy split lock washers in size and 

Split washers or helical spring washers, work in a similar way to a wave washer. Some claim that they provide a locking action by digging into