S-90231A144 0.469" ID x 0.922" OD SAE Washers

SAE Washers

1251FA00093 SAE Washers
1251FA00093 SAE Washers

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

Part No.
Part No. 1251FA00093
Equivalent to mcmaster :
90231A144

Basic Information

System of Measurement Inch
Washer Type Flat
Washer Designation SAE

Dimension Parameters

ID 0.469"
OD 0.922"
Thickness 0.051-0.080"

Material & Strength Parameters

Material Nickel-Plated Brass
Hardness Not Rated

Installation & Application Parameters

For Screw Size 7/16"

Finish & Compliance Parameters

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 from nickel plating on brass, ideal for harsh industrial environments
  • Excellent electrical conductivity for grounding and electrical assembly applications
  • Precise dimensional fit with 0.469" ID and 0.922" OD ensuring proper load distribution
  • REACH compliance meeting strict environmental and safety standards
  • SAE standard compatibility ensuring reliable performance in inch-based systems
  • Optimized thickness range (0.051-0.080") providing consistent spacing and vibration resistance
  • Corrosion-resistant brass core maintaining integrity in demanding applications

Professional Applications & Engineering Value

This nickel plated brass SAE flat washer delivers exceptional engineering value in applications where both corrosion resistance and electrical conductivity are critical. The combination of brass material with nickel plating creates a durable surface that withstands oxidation while maintaining reliable electrical pathways - making it ideal for electrical enclosures, marine equipment, and industrial machinery. The precise 0.469" ID ensures secure fitment on 7/16" screws, while the 0.922" OD provides optimal bearing surface to prevent embedment and distribute clamping forces evenly across assembled components.

Specification Summary & Compliance

This SAE flat washer features inch system dimensions with inner diameter of 0.469", outer diameter of 0.922", and thickness ranging from 0.051" to 0.080". Manufactured to SAE standards for consistent quality and performance. The product is fully REACH compliant (EC 1907/2006) as of June 14, 2023, meeting environmental safety requirements for 235 SVHC substances.

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