S-93409A105 0.141" ID x 0.5" OD Clipped Washers

Clipped Washers

1286FA00066 Clipped Washers
1286FA00066 Clipped Washers

Image may differ from product. See technical specification for details.

Part No.
Part No. 1286FA00066
Equivalent to mcmaster :
93409A105

Basic Information

System of Measurement Inch
Washer Type Clipped

Dimension Parameters

ID 0.141"
OD 0.5"
Thickness 0.036-0.045"

Material & Strength Parameters

Material 18-8 Stainless Steel
Hardness Rockwell B68

Installation & Application Parameters

For Screw Size No. 5

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/14/2023, 235 SVHC) Compliant

Geometric Parameters

Clipped Width 0.43"
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance from 18-8 stainless steel construction, ideal for humid or chemically aggressive environments.
  • Exceptional mechanical durability with Rockwell B68 hardness, resisting deformation under load for reliable, long-term performance.
  • Precise fit and easy installation with a 0.141" ID designed for No. 5 screws and a clipped design for quick placement and alignment.
  • Optimized load distribution thanks to the 0.5" OD and consistent 0.036-0.045" thickness, preventing surface damage and loosening.
  • Compliance with stringent environmental regulations, being RoHS 3 and REACH compliant for use in regulated global markets.
  • Versatile inch system compatibility, ensuring seamless integration with standard imperial fastener assemblies.
  • Space-efficient design with a 0.43" clipped width, allowing use in confined areas where a full circle washer won't fit.

Professional Applications & Engineering Value

This 18-8 stainless steel clipped washer is engineered to solve common industrial challenges like corrosion-induced failure and vibration-induced loosening. Its clipped design allows for rapid installation in tight spaces or on production lines, saving valuable assembly time. The material's inherent corrosion resistance makes it a dependable choice for outdoor equipment, marine applications, food processing machinery, and electronic enclosures exposed to moisture. The combination of Rockwell B68 hardness and precise dimensional tolerances ensures the washer maintains its shape and function, providing a consistent, secure bearing surface that protects components and extends the service life of the entire assembly.

Specification Summary & Compliance

This washer conforms to standard inch system dimensions: 0.141" ID, 0.5" OD, and a thickness range of 0.036-0.045". The clipped width is 0.43". It is manufactured from 18-8 Stainless Steel and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances for use in various industrial and consumer products.

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