M14 (15mm) A2 Stainless Steel Form A Flat Washer

Flat Washer

Top quality stainless steel flat metal washer fasteners supplied straight from Warrington, UK. These washers are for metric bolts and screws.

A2 stainless steel forms a flat washer with 304 grade material is offered by Speciality Metals to customers who seek the best in hygiene properties, durability and versatility. Thanks to its corrosion-resistant material and low maintenance requirements, this washer is built to last. Any industry needs long-lasting, safe, and secure equipment, so the secure design ensures that. Including food processing, pharmaceuticals, and chemical plants, the washer is suitable for a wide range of industries. This product is a testament to Specialty Metals’ unwavering commitment to providing high-quality customer service and reliable products.

Form A flat metal washers that are most used around the world.

Key product details:

• Standard – DIN 125A
• Fasteners Type – Form A Flat Washer
• Thread Diameter – M14
• Internal Diameter – 15mm
• Outer Diameter – 28mm
• Thickness – 2.5mm
• Metal – Stainless steel grade 304 (A2)

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Speciality Metals is a trusted UK based distributor of fasteners, sheet metal, flat bar and round tube. We specialise in rapid delivery to any location around the country. Our team of experienced, friendly staff are at hand at all times to process your order.

FAQs About This Product

What is a Form A Washer?

A Form A washer is a type of flat washer with a specific set of dimensions that include a larger outer diameter compared to some other types of washers, such as Form B, C or D washers. Form A washers are designed to distribute the load of a threaded fastener, such as a bolt or screw, more effectively over a larger area of the material being fastened, thereby reducing the risk of material damage.

Form A washers are typically used in applications where a smooth and well-distributed pressure is desired on the material surface. They are commonly made from various materials, including stainless steel, carbon steel, brass and others, depending on the application’s needs.

The precise dimensions, such as the inner diameter, outer diameter and thickness, may vary depending on the standard being followed (e.g., DIN, ISO, ANSI), but generally speaking, Form A washers are known for having a larger outer diameter relative to their inner diameter, compared to other types of flat washers.

These washers are often used in construction, manufacturing, automotive industries and many other applications where distributing the load of a fastener is important to prevent material deformation or failure.

Where Can Form A Washers be Used?

Construction

In building construction, they are frequently used to securely fasten structural components, beams and other elements. They help in reducing stress concentrations and prevent the material from cracking under the load of the fasteners.

Automotive Industry

They are commonly used in the assembly of vehicles to ensure various components are securely fastened, reducing vibration and wear over time.

Machinery and Equipment

Form A washers are often found in the assembly of machinery and industrial equipment, where they help distribute the load of fasteners to avoid undue stress on critical components.

Electronics

Though usually in a smaller size, these washers can be used in electronic assemblies to provide a more uniform pressure distribution when components are screwed together.

Marine Applications

They are sometimes used in marine applications, especially when made from corrosion-resistant materials like stainless steel, although for highly corrosive environments, a more corrosion-resistant grade (like 316 stainless steel) might be preferable.

Home Appliances and Furniture

They can be used in the assembly of household items like furniture and home appliances, where they help ensure that screws and bolts don’t exert concentrated forces that could damage materials like wood or plastic.

Plumbing

In plumbing applications, they are used to secure fittings and prevent leaks, offering better load distribution for screws and bolts.

Renewable Energy Systems

In wind turbines, solar panel mounts, and other renewable energy infrastructure, Form A washers are often used to securely fasten components while evenly distributing loads.

Aerospace

In aerospace applications, specialised washers that meet stringent safety and durability requirements are often used, but the principles of load distribution remain similar.

DIY Projects

They are also popular in DIY projects, where they can be used for anything from building a deck to assembling a home-built piece of furniture.

Can Stainless Steel Form A Washers be Used Outdoors?

Absolutely, Stainless Steel 304 grade Form A washers are an excellent choice for outdoor applications due to their robust corrosion resistance, strength and durability. This type of stainless steel is designed to withstand various forms of corrosion, including rust and oxidation, which makes it well-suited for environments exposed to weather elements. While not as corrosion-resistant as the 316 grade, especially in high-saline or marine settings, the 304 grade generally offers more than adequate performance for most outdoor conditions. Additionally, these washers are strong and able to handle a wide range of temperature fluctuations, further enhancing their suitability for outdoor use. Their low-maintenance requirements and longevity often make them a cost-effective choice for outdoor projects as well. Therefore, if you’re considering washers for an outdoor application, Stainless Steel 304 grade Form A washers are a highly reliable option.

How do I Install Form A Washers?

1. Identify the Parts: Make sure you have all the necessary components for your connection, including the bolt or screw, nut (if applicable) and Form A washer.

2. Prepare the Surface: Ensure that the surfaces you’ll be fastening are clean and free of debris, paint or rust that could interfere with a secure fit.

3. Place the Washer: Position the Form A washer over the hole where the bolt or screw will pass through. The flat side of the washer should make contact with the surface material.

4. Insert the Fastener: Pass the bolt or screw through the washer and into the hole. If you are connecting two pieces, make sure the fastener goes through both.

5. Add Second Washer and Nut (Optional): In some applications, you may want to place a second Form A washer on the opposite side, followed by a nut. This can help distribute the load more evenly on both sides.

6. Tighten the Fastener: Using a wrench or screwdriver, tighten the nut or screw to the recommended torque specifications. Over-tightening can deform the washer and/or the material you are securing, while under-tightening may result in a loose and unsafe connection.

7. Double-Check: After the fastener has been tightened, double-check to make sure that the washer is flat and fully in contact with the surface. This ensures that it can effectively distribute the load.

8. Test the Connection: Before subjecting the connection to any loads or stress, make sure it is secure and stable. You may also want to perform a load test to ensure the connection can handle the stress it will be subjected to in its application.

9. Regular Maintenance: Especially in outdoor or industrial settings, check the connection periodically for signs of wear or corrosion, and replace the washer as needed.

Check out our blogs discussing Stainless Steel Form A Washers. It will prove a useful read to help you to make an informed decision on which material would work best for you. 

We are also very proud of our ever expanding YouTube channel. 

Our goal for our blogs, videos and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers.  Contact us today if you have any questions at all. We are always really keen to help in any way that we can.

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