S-98019A227 0.22" ID x 0.4" OD MS51496-P82 Mil. Spec. Washers
Mil. Spec. Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
- Precise dimensional fit with 0.22" ID and 0.4" OD ensuring reliable performance with No. 10 screws
- Enhanced load distribution through controlled thickness (0.040-0.050") for reduced surface damage and improved joint integrity
- Consistent mechanical performance backed by Rockwell C20 hardness for reliable durability under stress
- Guaranteed compliance with MS51496-P82 specifications for assured quality and interchangeability
- Environmental safety with full RoHS 3 and REACH compliance, meeting strict international regulatory standards
- Long-term reliability in demanding applications due to material stability and precise manufacturing
Professional Applications & Engineering Value
These passivated 18-8 stainless steel flat washers deliver critical engineering solutions by addressing common industrial challenges like galvanic corrosion, fastener loosening, and surface degradation. The MS51496-P82 compliant design ensures uniform pressure distribution when used with No. 10 screws, preventing joint failure in machinery, electrical enclosures, and structural assemblies. The corrosion-resistant passivation layer combined with controlled Rockwell C20 hardness provides lasting protection against chemical exposure and mechanical wear, making these inch-system washers essential for maintenance-free operation in marine, chemical processing, and outdoor installations where reliability cannot be compromised.
Specification Summary & Compliance
This flat washer meets exact dimensional tolerances with 0.22" inner diameter, 0.4" outer diameter, and thickness ranging 0.040-0.050". Manufactured to MS51496-P82 standards for consistent thread compatibility and performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for industrial components.
