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Washers

Welcome to Teshi Fasteners’ Washers page. As a top manufacturer, we offer a wide variety of high-quality washers designed to meet diverse industrial and construction needs. Explore our products to find the perfect washer solutions for your projects.

Leading Manufacturer, Stockist, Supplier, and Exporter of Washers in India

Teshi Fasteners is a top manufacturer of high-quality washers in India, providing an extensive range of products available for immediate export and supply. We specialize in producing washers tailored to customer specifications. As India’s leading manufacturer of large-diameter washers and bolts in both high-tensile and stainless steel grades, we support major projects in the power, renewable energy, wind, and infrastructure sectors. Additionally, we excel in manufacturing stainless steel bolts, nuts, and a variety of other fasteners.

About Washers

Washers are vital components in fastening systems, designed to distribute the load of a threaded fastener like a bolt or screw. They prevent damage to the surface being fastened and reduce the risk of loosening due to vibration. Washers come in various types, including flat washers, spring washers, and lock washers, each serving a specific function. Made from materials such as stainless steel, carbon steel, and nylon, washers are chosen based on the requirements of the application, such as corrosion resistance, strength, and flexibility. They are commonly used in industries like construction, automotive, electronics, and machinery, ensuring that fastened connections remain secure and stable over time. Proper selection of washers enhances the reliability and durability of the entire assembly, making them an indispensable part of any fastening system.

Key Features of Washers :

  • Load Distribution: Washers evenly distribute the load of a fastener, preventing damage to the surface and ensuring a secure assembly.
  • Vibration Resistance: Certain types of washers, like spring and lock washers, are designed to absorb vibrations, reducing the risk of fasteners loosening over time.
  • Corrosion Resistance: Washers are often made from corrosion-resistant materials, such as stainless steel, brass, or nylon, making them suitable for use in harsh environments.
  • Material Variety: Available in a range of materials, washers can be chosen based on specific application needs, such as chemical resistance, temperature tolerance, or electrical insulation.
  • Surface Protection: By providing a smooth bearing surface, washers protect surfaces from damage caused by fastener heads or nuts, prolonging the life of the assembly.
  • Compensation for Irregularities: Washers can compensate for uneven or irregular surfaces, ensuring a more stable and secure connection.
  • Enhanced Fastener Stability: Washers help in maintaining the stability and alignment of fasteners, especially in high-stress applications.
  • Versatility: With various types, such as flat, spring, and lock washers, they cater to different needs, from general-purpose applications to specialized functions.
  • Ease of Installation: Washers are easy to install and can significantly improve the reliability and safety of assemblies with minimal effort.

Standard Specification of Washers

WasherSpecifications
SizeImperial Size: 3/8 to 8″, Metric Size: M10 to M100
Length3 mm to 200 mm
StandardsDIN 84, DIN 85, DIN 912, DIN 916, DIN 931, DIN 933, DIN 960, DIN 961, DIN 963, DIN 964, DIN 965, DIN 966, DIN 6912, DIN 6921, ASME B18.2.1, ASME B18.3, ASME B18.6.2, ASME B18.6.3, ASME B18.6.4, ASME B18.7
FormsHex, Threading, Square, Round as per Gauge Etc.
TypesStructural Washer, Belleville Washer, Countersunk Washer, Fender Washer, Flat Washer, Sealing Washer, Slotted Washer, Spherical Washer, Split Lock washer, Tooth Lock washer, Wave washer, Torque Washer
Head driveSix-Lobe,Phillips,Phillips/Slot, Slotted etc
Surface CoatingPtfe Coated Washers, Phosphate Coating, Teflon Coating, Zinc Coating, Hot Dipped Galvanizing Coating, Cadmium Coating, Xylon Coating
Washer finishingCoatings & Finishes : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide

“Types of Washers“

Explore our diverse selection of high-quality washers, designed to meet the demands of various industrial and construction applications. Browse through our categories to find the perfect washers tailored to your specific project requirements.

Plain Flat Washers

Spring Lock Washers

External Star Washers

Internal Star Washers

Plain Flat Washers

Hardened Washers

Spring Lock Washers

Conical Spring Washers

DTI Washers

Taper Washers

Square Washers

Wedge Lock Washers

External and Internal Tooth lock Washers

Weld Square Nuts

Wing Nuts

Lifting Eye Nuts

Nylon Jam Nuts

Hex Weld Nuts

Hex Cap Nuts

12 Point Flange Nuts

All Metal Lock Nuts

2 way Lock Nuts

Acorn Nuts

Applications & Uses of Washers

Washers are crucial components used across various industries and applications. Here are some common uses:

  • Automotive Industry: Used in vehicles to distribute the load of fasteners, prevent loosening, and protect surfaces in various components.
  • Construction: Essential in building structures for securing fasteners, enhancing the stability and longevity of connections in steel frameworks, wooden structures, and other assemblies.
  • Electronics: Used to insulate and protect components from vibrations, ensuring stable connections in electronic devices and equipment.
  • Plumbing: Employed in securing pipe joints and fixtures, providing a tight seal and preventing leaks in plumbing systems.
  • Aerospace Industry: Critical in aircraft assembly, where washers help distribute stress, reduce wear, and maintain fastener integrity under high-vibration conditions.
  • Marine Applications: Used in shipbuilding and offshore installations to protect fasteners from corrosion and ensure secure connections in harsh marine environments.
  • Machinery & Equipment: Applied in various machines to maintain tight fastener connections and absorb vibrations, ensuring reliable operation.
  • Furniture Assembly: Commonly used in assembling furniture to protect surfaces from damage and ensure secure fastening of joints.
  • Renewable Energy: Utilized in wind turbines and solar panel installations to secure fasteners and protect against environmental stresses.
  • Agricultural Equipment: Used in securing fasteners in farming machinery, ensuring they withstand vibration and load during operation.

Installation and Maintenance of Washers

  • Torque Specifications: Adhere to recommended torque settings to ensure proper installation and performance.
  • Lubrication: Apply suitable lubricants to facilitate installation and prevent galling or corrosion.
  • Inspection: Regularly check washers for signs of wear, corrosion, or deformation to maintain safety and effectiveness.

Special Considerations for Washers

  • Vibration Resistance: Teshi Fasteners offers specialized washers like lock washers to handle applications subject to vibration and dynamic loads.
  • Corrosion Resistance: Provides washers with specialized coatings or materials designed for environments exposed to moisture or chemicals.
  • Custom Solutions: Teshi Fasteners can manufacture custom washers tailored to specific design and application requirements.