Washers

Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 127B For Use With Thread Size M4 (4mm) Internal Diameter (ID) 4.1mm External Diameter (OD) 7.6mm Height (S) 0.9mm Uncompressed Height (L) 1.8mm   See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 127B For Use With Thread Size M4 (4mm) Internal Diameter (ID) 4.1mm External Diameter (OD) 7.6mm Height (S) 2.1mm   See a problem with this specification? Let us know.

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Material Spring Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 127B For Use With Thread Size M4 (4mm) Internal Diameter (ID) 4.1mm External Diameter (OD) 7.6mm Height (S) 2.1mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Manufacturing Standard DIN 127B For Use With Thread Size M4 (4mm) Internal Diameter (ID) 4.1mm External Diameter (OD) 7.6mm Height (S) 0.9mm Uncompressed Height (L) 1.8mm  

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Material Stainless Steel (A2) Finish Natural For Use With Thread Size M4 (4mm) Internal Diameter (ID) 4.5mm External Diameter (OD) 11mm Thickness (T) 2.5mm   The countersunk washer is a versatile and durable fastener suitable for a wide range of applications, including automotive, construction, plumbing, electrical, and industrial settings. These finishing washers are precision-machined from solid stainless steel, offering a far superior finish compared to standard pressed cup washers. They will provide a top-class finish to any project. It can be used to fasten metal, wood, plastic, and other materials, making it ideal for projects where a flush finish is desired.  

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Material Plastic Polyamide Nylon 6.6 Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish CB10 Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Brass Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A4) Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Steel Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Steel Finish Zinc Plated Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm  

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Material Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   See a problem with this specification? Let us know.

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Material Aluminium Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 10mm External Diameter (OD) Tolerance +0/-0.36mm Thickness (T) 1.1mm Thickness (T) Tolerance +0/-0.2mm   Ensure a secure and corrosion-resistant fastening with our M5 Form A Flat Washers made from high-quality Aluminium. Designed to DIN 125 standards, these flat washers provide an even load distribution under the head of a bolt or screw, preventing surface damage and enhancing joint integrity. Ideal for lightweight applications, the aluminium construction offers excellent resistance to rust, making them perfect for use in damp or outdoor environments. These 5.3mm internal diameter washers are commonly used in electrical, automotive, marine, and general engineering industries where non-magnetic and lightweight properties are essential.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 6798 A For Use With Thread Size M5 (5mm) Internal Diameter (D1) 5.1mm External Diameter (D2) 9mm Thickness (H) 1.5mm   M5 Serrated Lock Washer with External Teeth (DIN 6798 A) - Stainless Steel (A2), providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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Material Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 6798 A For Use With Thread Size M5 (5mm) Internal Diameter (D1) 5.1mm External Diameter (D2) 9mm Thickness (H) 1.5mm   M5 Serrated Lock Washer with External Teeth (DIN 6798 A) - Zinc Plated Yellow Passivated, providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 127B For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.1mm External Diameter (OD) 9.2mm Height (S) 1.2mm Uncompressed Height (L) 2.4mm See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 127B For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.1mm External Diameter (OD) 9.2mm Height (S) 1.2mm Uncompressed Height (L) 2.4mm   See a problem with this specification? Let us know.

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Material Spring Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 127B For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.1mm External Diameter (OD) 9.2mm Height (S) 1.2mm Uncompressed Height (L) 2.4mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Manufacturing Standard DIN 127B For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.1mm External Diameter (OD) 9.2mm Height (S) 1.2mm Uncompressed Height (L) 2.4mm  

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Material Stainless Steel (A2) Finish Natural For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 14mm Thickness (T) 3mm   The countersunk washer is a versatile and durable fastener suitable for a wide range of applications, including automotive, construction, plumbing, electrical, and industrial settings. These finishing washers are precision-machined from solid stainless steel, offering a far superior finish compared to standard pressed cup washers. They will provide a top-class finish to any project. It can be used to fasten metal, wood, plastic, and other materials, making it ideal for projects where a flush finish is desired.  

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Material Steel Finish Zinc Plated Yellow Passivated For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5.3mm External Diameter (OD) 15mm Thickness (T) 1.2mm  

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Fibre washers are thin, flat, and usually round components made from compressed fibre material. They are used to create seals and provide insulation in a wide range of industries, including automotive, plumbing, electronics, and machinery. They are used wherever a reliable seal or insulation is required. Material Vulcanised Cotton For Use With Thread Size M5 (5mm) Internal Diameter (ID) 5mm External Diameter (OD) 9mm Thickness (T) 1mm   Read our comprehensive guide of  13 benefits of Fibre Washers, shedding light on why they are indispensable in engineering and manufacturing.

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Ooops! One of our stock boxes broke, which means we now have a limited number of mixed flat washer packs available at a great price. Each pack weighs approximately 225g and contains a mixture of washers — we beleive are mainly M6 and M8 but could be in a variety of types such as Form A, Form B, and Form C. Because these are mixed packs, you may also find: Other washer sizes More of one size or form than another Perfect for workshops, spares boxes, or anyone who just needs a handy selection of washers on hand. A great value, limited-availability mixed batch — once they’re gone, they’re gone!

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Material Plastic Polyamide Nylon 6.6 Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish CB10 Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   See a problem with this specification? Let us know.

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Material Brass Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A4) Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   See a problem with this specification? Let us know.

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Material Steel Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   See a problem with this specification? Let us know.

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Material Steel Finish Zinc Plated Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm  

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Material Aluminium Finish Natural Manufacturing Standard DIN 125 - Form A For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 12mm External Diameter (OD) Tolerance +0/-0.43mm Thickness (T) 1.8mm Thickness (T) Tolerance +0/-0.4mm   Ensure a secure and corrosion-resistant fastening with our M6 Form A Flat Washers made from high-quality Aluminium. Designed to DIN 125 standards, these flat washers provide an even load distribution under the head of a bolt or screw, preventing surface damage and enhancing joint integrity. Ideal for lightweight applications, the aluminium construction offers excellent resistance to rust, making them perfect for use in damp or outdoor environments. These 6.4mm internal diameter washers are commonly used in electrical, automotive, marine, and general engineering industries where non-magnetic and lightweight properties are essential.

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Material Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard NF E25-513 - Form M For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 14mm Thickness (T) 1.2mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 6798 A For Use With Thread Size M6 (6mm) Internal Diameter (D1) 6.4mm External Diameter (D2) 11mm Thickness (H) 2.1mm   M6 Serrated Lock Washer with External Teeth (DIN 6798 A) - Stainless Steel (A2), providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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Material Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 6798 A For Use With Thread Size M6 (6mm) Internal Diameter (D1) 6.4mm External Diameter (D2) 11mm Thickness (H) 2.1mm   M6 Serrated Lock Washer with External Teeth (DIN 6798 A) - Zinc Plated Yellow Passivated, providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 127B For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.1mm External Diameter (OD) 11.8mm Height (S) 1.6mm Uncompressed Height (L) 3.2mm   See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 127B For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.1mm External Diameter (OD) 11.8mm Height (S) 1.6mm Uncompressed Height (L) 3.2mm   See a problem with this specification? Let us know.

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Material Spring Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 127B For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.1mm External Diameter (OD) 11.8mm Height (S) 1.6mm Uncompressed Height (L) 3.2mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Manufacturing Standard DIN 127B For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.1mm External Diameter (OD) 11.8mm Height (S) 1.6mm Uncompressed Height (L) 3.2mm  

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Material Stainless Steel (A2) Finish Natural For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 16mm Thickness (T) 3.5mm   The countersunk washer is a versatile and durable fastener suitable for a wide range of applications, including automotive, construction, plumbing, electrical, and industrial settings. These finishing washers are precision-machined from solid stainless steel, offering a far superior finish compared to standard pressed cup washers. They will provide a top-class finish to any project. It can be used to fasten metal, wood, plastic, and other materials, making it ideal for projects where a flush finish is desired.  

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The HUS turned washer is the ideal coupling for countersunk head screws where increased axial strength of the connection is required. It is also excellent for connections on metal plates where holes are too wide. ● COMPATIBILITYIt is the ideal coupling for countersunk screws (HBS, VGS, SBS-SPP, SCI, etc.) when the axial strength of the connection is to be increased. ● TIMBER-TO-METALIt is the optimal choice for connections on metal plates with cylindrical holes. ● FIELDS OF USE• thin, thick metal plates with cylindrical holes• timber based panels• solid timber and glulam• CLT and LVL• high density woods Material Electrogalvanized Carbon Steel For Use With Thread Size M6 (6mm) Internal Diameter (ID) 7.5mm External Diameter (OD) 20mm Thickness (T) 4.50mm   For more detailed information, visit the Rothoblaas Datasheet page.   

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Compression Washers are made of Copper and are designed for applications where a reliable seal, corrosion resistance, and conductivity are important considerations. This type of washer is designed to compress when tightened. This feature allows it to create a tight seal, particularly in applications where preventing fluid leakage is essential. Material Copper For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6.4mm External Diameter (OD) 10mm Thickness (T) 1.3mm-1.5mm  

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Aluminium sealing washers, also known as aluminum crush washers or gaskets, are specialized components used to create a reliable and leak-proof seal between two surfaces. These washers are typically flat, thin, and circular with a hole in the centre to accommodate a bolt, screw, or other fastener. Here's a detailed overview of aluminium sealing washers: Key Features Material Composition: Made from high-quality aluminum, these washers offer a blend of lightweight properties and durability. Aluminium is known for its excellent corrosion resistance, making these washers suitable for use in various environments, including those exposed to moisture and certain chemicals. Sealing Capability: Aluminium sealing washers are designed to deform under pressure, creating a tight seal between mating surfaces. This property makes them particularly effective in preventing leaks in fluid and gas systems. Corrosion Resistance: The natural oxide layer on aluminium provides inherent protection against corrosion, enhancing the longevity and reliability of the seal in corrosive environments. Temperature Resistance: Aluminium can withstand a wide range of temperatures, making these washers suitable for applications involving extreme heat or cold. Applications Aluminium sealing washers are used across various industries due to their versatile sealing properties. Some common applications include: Automotive Industry: Used in engines, fuel systems, and brake systems to prevent leaks of oil, fuel, and brake fluid. Plumbing: Provide a reliable seal in pipe connections, faucets, and other plumbing fixtures to prevent water leaks. Aerospace: Used in hydraulic and fuel systems where lightweight and reliable seals are critical. Industrial Equipment: Employed in machinery and equipment to seal connections and prevent leaks in pneumatic and hydraulic systems. Marine Applications: Suitable for use in marine environments due to their corrosion resistance, ensuring a tight seal in boats and ships' systems. Advantages Lightweight: Aluminium's low density makes these washers ideal for applications where weight is a concern. Durability: Despite being lightweight, aluminium washers offer good strength and durability. Cost-Effective: Aluminium is relatively inexpensive compared to other materials like stainless steel, making these washers a cost-effective sealing solution. Easy to Install: The malleability of aluminium allows these washers to conform easily to the surfaces they seal, simplifying installation.

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Fibre washers are thin, flat, and usually round components made from compressed fibre material. They are used to create seals and provide insulation in a wide range of industries, including automotive, plumbing, electronics, and machinery. They are used wherever a reliable seal or insulation is required. Material Vulcanised Cotton For Use With Thread Size M6 (6mm) Internal Diameter (ID) 6mm External Diameter (OD) 10mm Thickness (T) 1mm   Read our comprehensive guide of  13 benefits of Fibre Washers, shedding light on why they are indispensable in engineering and manufacturing.

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