Penny Washers

Explore our selection of penny washers at Electrical4Less. These large-diameter washers distribute load effectively, providing secure fastening for various applications. Ideal for residential, commercial, and industrial use. Shop now for reliable and durable penny washers.

Olympic Fixings 083-198-005 Olympic Fixings Steel Mudguard Washers Hanging Pack - M6 18 mm Diameter - 10 Pcs

Olympic Fixings M6 18mm Steel Washers – Pack of 10

SKU: 083-198-005

£1.95

Olympic Fixings Steel Mudguard Washers Hanging Pack – M6 25mm Diameter – 10 Pcs

3 In Stock

SKU: 083-198-012

£2.50

Olympic Fixings 083-198-015 Olympic Fixings Steel Mudguard Washers Hanging Pack - M8 24 mm Diameter - 10 Pcs

Olympic Fixings M8 24mm Steel Mudguard Washers – Pack of 10

7 In Stock

SKU: 083-198-015

£3.29

Deligo M10 x 38mm Penny Washer BZP

SKU: PW10150

£0.12

Deligo M12 x 30mm Penny Washer BZP

200 In Stock

SKU: PW12125

£0.08

Deligo M12 x 38mm Penny Washer BZP

199 In Stock

SKU: PW12150

£0.15

Deligo M6 x 30mm Penny Washer BZP

212 In Stock

SKU: PW6125

£0.10

Deligo M6 x 38mm Penny Washer BZP

150 In Stock

SKU: PW6150

£0.12

Deligo M8 x 25mm Penny Washer BZP

180 In Stock

SKU: PW8100

£0.08

M10 X 25mm Penny Washer BZP

SKU: PW10100

£0.10

M10 X 30mm Penny Washer BZP

200 In Stock

SKU: PW10125

£0.12

M6 X 20mm Penny Washer BZP

SKU: PW6075

£0.08

M8 X 30mm Penny Washer BZP

2500 In Stock

SKU: PW8125

£0.12

Showing all 13 results

Penny washers, also known as repair washers or mudguard washers, are flat, circular metal discs with a central hole. While they are not typically a primary component in electrical installations in the UK, they can be used in certain situations to provide added support, reinforcement, or spacing for various electrical components. Here are some potential uses for penny washers in electrical installations:

Fixing Electrical Boxes: Penny washers can be used in conjunction with screws or bolts to secure electrical junction boxes, socket outlets, or switches to wall or ceiling surfaces. Placing a penny washer under the screw head helps distribute the load evenly and provides added stability.
Cable Tray Installation: In cable tray installations, penny washers may be used to secure clamps, brackets, or support arms to mounting surfaces. The washer can help prevent damage to the surface material and enhance the stability of the attachment point.
Grounding and Bonding: In certain situations, penny washers can be used to create a secure electrical bond between grounding conductors and metallic components or enclosures. They can ensure that the electrical connection remains tight and effective over time.
Spacing and Clearance: Penny washers can be used to maintain a specific gap or clearance between electrical components or to separate electrical equipment from surfaces to prevent overheating or condensation buildup.
Panel and Enclosure Mounting: When mounting electrical panels, control boxes, or enclosures to walls or other surfaces, penny washers can help provide stability and reduce the risk of damage to the enclosure or surface.
Correction of Misalignment: In cases where electrical components are not perfectly aligned with the mounting surface, penny washers can be used to adjust the alignment and ensure a secure attachment.
Preventing Over-Tightening: Penny washers can act as spacers to prevent over-tightening of screws or bolts. This can be particularly useful when mounting components in plastic or thin-metal enclosures to prevent warping or cracking.

It’s important to note that while penny washers can be a useful accessory in certain electrical installations, they should be selected and used judiciously. The specific use and placement of penny washers should conform to industry standards, manufacturer guidelines, and relevant electrical regulations, such as the 18th Edition of the Wiring Regulations (BS 7671:2018) in the UK.

Always consult with a qualified electrician or electrical engineer when considering the use of penny washers or any other components in electrical installations to ensure that they are used in a safe, code-compliant, and effective manner. Additionally, follow the manufacturer’s instructions and recommended practices for the components and materials being used in your specific installation.