Best Hardware Shoulder Washers of 2025

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Hardware shoulder washers are an essential component in various industries, providing stability and support to a wide range of applications. These washers, made from durable materials such as steel or brass, feature a shoulder that acts as a spacer, distributing load and preventing damage to the underlying surface. They are commonly used in electrical, automotive, and construction industries to ensure proper alignment and reduce friction between components. With their versatility and reliability, hardware shoulder washers are a go-to solution for professionals seeking to enhance the performance and longevity of their projects.
At a Glance: Our Top Picks
Top 10 Hardware Shoulder Washers
Hillman 58207 Nylon Shoulder Washers
The Hillman Nylon Washers are designed with a thicker profile for enhanced strength and insulation. This feature ensures that you can rely on them to provide robust support in various applications. Their impressive wear resistance means they won’t easily degrade, making them ideal for long-term use. Additionally, their non-abrasive nature and low surface friction help protect your materials from damage, preventing nuts or bolt heads from tearing through surfaces. With these washers, you can achieve a secure and reliable fit, enhancing the overall durability of your projects.
Maier USA Shoulder Washers 8MM
Introducing the Maier USA Shoulder Washers, specifically designed with an 8MM hole for your convenience. This pack of 25 shoulder washers is a must-have for any hardware enthusiast. The shoulder washer design ensures proper alignment and spacing between components, making it ideal for various applications. Whether you're working on electronics, machinery, or other projects, these shoulder washers will provide stability and reduce friction. With Maier USA's renowned quality, you can trust that these shoulder washers will withstand the test of time. Upgrade your hardware collection with the Maier USA Shoulder Washers and experience the ease and precision they bring to your projects.
The Hillman Group Nylon Shoulder Washers
The Hillman Nylon Washers are designed to provide enhanced strength and insulation, making them a reliable choice for various applications. Their thicker design compared to the outer diameter ensures they can withstand more pressure without tearing through materials. Additionally, these washers boast excellent wear resistance and low surface friction, making them non-abrasive and ideal for protecting surfaces from damage. By using these washers, you can effectively prevent a nut or bolt head from causing harm to the material, ensuring a longer-lasting and more secure fit in your projects.
MDMprint Nylon Shoulder Washer #2
The MDMprint Nylon Washer is designed to fit #2 bolt sizes, making it an essential component for your hardware needs. Its nylon material ensures durability while providing a natural finish that blends seamlessly with various applications. With an outside diameter of 0.156 inches, this washer offers a reliable fit that helps distribute pressure evenly, preventing damage to surfaces. Utilizing this washer can enhance the longevity of your projects by providing added support and stability where it's needed most.
MOLLIFII 3/8 in Nylon Shoulder Washer
The MOLLIFII Nylon Washer is designed to fit a 3/8 inch bolt size, making it a practical choice for various projects. Made of durable nylon, it ensures a reliable performance while adding an attractive black color to your hardware. With a shoulder thickness of 0.06 inches, it provides a secure fit that helps to distribute load evenly, reducing the risk of damage. This 40-pack offers great value, ensuring you have enough washers on hand for multiple applications, saving you time and hassle during assembly or repairs.
Maier USA 6MM Shoulder Washers
The Maier USA Shoulder Washers are designed with a 6MM hole, making them ideal for various applications where a secure fit is essential. Each pack contains 25 washers, providing you with ample supply for your projects. These washers help distribute load and reduce friction, which can enhance the longevity of your hardware. Whether you're a DIY enthusiast or a professional, these washers simplify your assembly tasks and ensure reliable performance in your applications.
MOLLIFII Nylon Shoulder Washer 40 PK
The MOLLIFII Shoulder Washer is designed to fit 1/4 inch bolts, making it a versatile addition to your hardware collection. Made from durable nylon, this washer can withstand temperatures ranging from -40 to 185 degrees Fahrenheit, ensuring it performs well in various conditions. Its natural white finish adds a clean look to your projects. With a pack of 40, you’ll have plenty on hand for multiple applications, providing you with convenience and reliability for your fastening needs.
Materro Shoulder Washer
The Materro NYL Washer is a high-quality shoulder washer designed for hardware applications. Made of durable nylon material, this washer provides excellent strength and reliability. It is specifically designed to fit a 5/16 inch diameter and comes in a pack of 40. The Materro NYL Washer is a cost-effective option for various hardware projects. With its precise fit and sturdy construction, it ensures proper alignment and support for fasteners, preventing loosening and enhancing overall stability. Its compact size and lightweight design make it easy to install and transport. Whether you are working on DIY projects or professional applications, the Materro NYL Washer is a reliable choice that offers convenience and efficiency.
Materro Shoulder Washer
The Materro Shoulder Washer is a versatile hardware accessory designed to provide insulation and support for bolts. Made from durable Nylon 6/6 material, this washer offers excellent temperature resistance from -40 to 185 degrees Fahrenheit. With a long barrel design and an outside diameter of 0.312", it fits 1/4" bolt sizes perfectly. The 0.750" length and 0.260" inside diameter ensure a secure fit. The off-white color and natural finish give it a clean and professional look. The shoulder washer has a shoulder thickness of 1/16" and a shoulder diameter of 0.513", adding stability to your fastening applications. Made in the United States, this Materro Shoulder Washer is a reliable choice for any hardware project.
Micro Plastics Shoulder Washer 24SW0375
The Micro Plastics Washer is designed for a variety of applications. Made from durable nylon 6/6, it can handle temperatures from -40°F to 185°F, making it ideal for both indoor and outdoor use. Its shoulder thickness of 0.060 inches and diameter of 0.750 inches ensure a secure fit for 3/8-inch bolts. This washer is perfect for insulating, providing reliable performance in electrical and mechanical setups. With its off-white color, it seamlessly blends into many projects, offering both functionality and aesthetic appeal.
Frequently Asked Questions (FAQs)
1. What are shoulder washers used for?
Shoulder washers are used to provide insulation for fasteners, wires, or shafts from moisture and electricity. They consist of a flat washer on one end and an attached sleeve or bushing on the other end. The flange created by this design allows the shoulder washer to be inserted into a housing, providing a bearing surface for rotary applications.
2. Do shoulder screws need washers?
Shoulder screws, also known as shoulder bolts, generally do not have a pointed tip, so predrilling is necessary. It is recommended to use mated nuts and washers, depending on the amount of pressure the fasteners will bear. Washers can provide additional support and stability for the shoulder screws. Square-shaped shoulder screws are also available as an alternative option.
During our hardware shoulder washer research, we found 24 hardware shoulder washer products and shortlisted 10 quality products. We collected and analyzed 2,910 customer reviews through our big data system to write the hardware shoulder washers list. We found that most customers choose hardware shoulder washers with an average price of $14.69.
The hardware shoulder washers are available for purchase. We have researched hundreds of brands and picked the top brands of hardware shoulder washers, including The Hillman Group, Maier USA, MDMprint, MOLLIFII, Materro. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.