Differences in Types of Washers

Washers are a basic component in every type of product across industries. Fixtures, electronics, machinery, engines, manufacturing, repair services, power and manual tools, medical equipment, and many other products and items utilize some type of washer. The most common type is flat washers, and they come in many sizes and shapes. There are standard flat washers, but even those have several variations.

One large manufacturer of flat washers produces over two-hundred options in five different categories, including round, standard, and metric. The odd-shaped category alone includes twelve options such as slotted square washers, tag washers, oval OD ones, and outside double D ones. Metal ones are usually used as spacer components in assembled parts, while plastic and rubber ones are used as seals.

Mica washers are used for electrical insulation and thermal conductivity, and 301 stainless steel washers are selected because they are very strong, and corrosion resistant. Felt washers are used for extra cushioning, and to separate components without adding much thickness. Military washers are divided into twenty-five types to match specific needs and applications. Spring washers, another type, are used to absorb shock, cushion vibrations, and provide locking action. Belleville, One Wave, and Three Wave versions all have flexible tensions for higher tolerances so they operate well in sensitive machinery. All washers are available in a range of sizes, materials, and thicknesses.

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Materials currently include plastics, rubbers, composites, and metals such as stainless steel, aluminum, brass, copper, titanium, and others. Different materials are added regularly to keep up with advances and new applications. A variety of plating options is also available. A large warehouse for raw materials, two facilities in the US, and one-hundred high speed power presses contribute to the extensive inventory always in stock. That allows orders to be shipped out immediately so customers and suppliers can effective manage a just in time inventory system.

An experienced flat washer manufacturer has the capacity to provide custom washers, shims, and small stamping for customers. An in-plant machine shop is utilized to create components to exact specifications, if what is needed cannot be found in their bast inventory of washers. Custom orders can beĀ washer manufacturer and shipped out in three weeks, or less, in most cases. Experienced personnel is available to assist businesses and suppliers in selecting the right washer for the need. Washers can be ordered by telephone or online, and free quotes are available. A complete line of prepackaged washers in common dimensions and materials are also available for easy ordering.