S-91525A458 0.25" ID x 1.25" OD Oversized Washers

Oversized Washers

1248FA00428 Oversized Washers
1248FA00428 Oversized Washers

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

Part No.
Part No. 1248FA00428
Equivalent to mcmaster :
91525A458

Basic Information

System of Measurement Inch
Washer Type Flat

Dimension Parameters

ID 0.25"
OD 1.25"
Thickness 0.050-0.080"

Material & Strength Parameters

Material 316 Stainless Steel
Hardness Not Rated

Installation & Application Parameters

For Screw Size No. 12

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/14/2023, 235 SVHC) Compliant
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 in harsh environments, thanks to 316 stainless steel construction, ideal for chemical and marine applications.
  • Precise dimensional fit with 0.25" ID and 1.25" OD, ensuring reliable performance with No. 12 screws and reducing assembly errors.
  • Enhanced load distribution across surfaces, minimizing stress and preventing damage to connected materials.
  • Compliance with RoHS 3 and REACH regulations, guaranteeing safety and environmental responsibility in industrial use.
  • Durable and long-lasting material properties, providing consistent performance in high-moisture and corrosive settings.
  • Versatile thickness range of 0.050-0.080", offering flexibility for various spacing and tension requirements.
  • Broad industrial applicability, from machinery to structural assemblies, due to robust inch-system measurements.

Professional Applications & Engineering Value

These 316 stainless steel flat washers are engineered to address common industrial challenges, such as fastener failure due to corrosion and uneven load distribution. Made from high-grade 316 stainless steel, they excel in aggressive environments like chemical processing, marine equipment, and outdoor structures, where superior chemical resistance is critical. The precise inch dimensions, including a 0.25" ID and 1.25" OD, ensure a secure fit with No. 12 screw sizes, reducing loosening and enhancing joint integrity. By distributing loads evenly, these washers prevent surface damage and extend the lifespan of assemblies, making them a reliable choice for demanding industrial applications that require durability and regulatory compliance.

Specification Summary & Compliance

This flat washer features standard inch measurements with an ID of 0.25", OD of 1.25", and thickness range of 0.050-0.080", designed for use with No. 12 screws. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial components.

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