S-98466A011 0.25" ID x 0.594" OD Finishing Washers

Finishing Washers

1275FA00041 Finishing Washers
1275FA00041 Finishing Washers

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

Part No.
Part No. 1275FA00041
Equivalent to mcmaster :
98466A011

Basic Information

System of Measurement Inch
Washer Type Countersunk

Dimension Parameters

ID 0.25"
OD 0.594"
Overall Height 0.13"

Material & Strength Parameters

Material 18-8 Stainless Steel
Hardness Not Rated

Installation & Application Parameters

For Screw Size No. 10

Finish & Compliance Parameters

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

Geometric Parameters

Countersink Angle 82°
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 thanks to 18-8 stainless steel construction, ideal for harsh industrial environments.
  • Perfect flush seating with an 82° countersink angle, ensuring smooth, professional finishes in assemblies.
  • Precise fit for No. 10 screws with 0.25" ID and 0.594" OD, reducing installation errors and improving joint integrity.
  • Environmental and workplace safety through full RoHS 3 and REACH compliance, meeting strict regulatory standards.
  • Durable performance in various applications due to robust stainless steel material, offering long-term reliability.
  • Wide compatibility with inch-system fasteners, simplifying sourcing and integration into existing designs.

Professional Applications & Engineering Value

This 82° countersunk washer is engineered from 18-8 stainless steel to address common issues like corrosion and misalignment in industrial settings. Its precise countersink angle ensures a flush fit with fastener heads, preventing protrusions that can cause damage or safety hazards in machinery, automotive, and construction assemblies. The stainless steel material provides excellent resistance to rust and chemicals, extending the lifespan of connections in humid or corrosive environments. By integrating this washer, professionals achieve reliable load distribution and enhanced aesthetic finishes, while the inch dimensions and compatibility with No. 10 screws streamline inventory and reduce assembly time in B2B procurement scenarios.

Specification Summary & Compliance

This washer features an inner diameter of 0.25", outer diameter of 0.594", and overall height of 0.13", designed for use with No. 10 screws in inch measurement systems. It adheres to standard countersink specifications with an 82° angle for consistent performance. The product is manufactured from 18-8 stainless steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial applications.

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