What Are Flat Washers?

Flat washers, also known simply as washers, are thin, flat, circular, or disc-shaped components with a central hole. They are typically used in conjunction with bolts, screws, or nuts to distribute the load of a threaded fastener and reduce surface wear, preventing damage to the surface material being fastened.

As one of the leading fastener suppliers, XINCHI Fastener Co., LTD is glad to share some key points about flat washers.

Material of Flat Washers:

Depending on the application requirements, washers can be made from various materials, including metal (such as steel, stainless steel, aluminum, or brass), plastic, rubber, or other materials.

Purpose of Flat Washers:

Load Distribution: They spread the load of the fastener over a larger area, reducing stress on the fastened material.

Surface Protection: They protect the surface from damage by preventing the fastener from digging into or damaging the material.

Vibration Reduction: In some cases, they help to reduce vibrations, which can prevent the loosening of the fastener.

Sizes and Standards of Flat Washers:

Flat washers come in various sizes and are often specified according to standards set by organizations such as ANSI (American National Standards Institute), DIN (Deutsches Institut für Normung), and ISO (International Organization for Standardization). These standards ensure uniformity and compatibility across different applications and industries.

Types of Flat Washers:

While “flat washer” generally refers to a standard washer, there are various types of washers designed for specific purposes, including:

Spring Washers: Designed to provide a preload or absorb shock.

Lock Washers: Designed to prevent loosening through vibration or rotation.

Fender Washers: Larger in diameter to provide more load distribution.

Shoulder Washers: Used to insulate and protect fasteners.

Applications of Flat Washers:

Flat washers are used in numerous applications, including construction, machinery, automotive, electronics, and household appliances.

In summary, flat washers are essential components in fastening applications, providing critical support, protection, and longevity to the connections they help secure.

Xinchi Fastener Co., LTD is a trustworthy fastener company, especially in furniture nuts. We have a factory,  founded in 2007. And we are the designated fastener supplier to“STAPLE”. As a trusted fastener supplier,  Xinchi can offer a wide range of high-quality fasteners, including T nuts, screws, bolts, rivets, washers, etc. If you want to know more about fasteners or want to wholesale fasteners, please feel free to contact us. And then our experienced and expert service team will reply to you as soon as possible.