S-90436A120 0.118" ID x 0.157" OD Magnetic Washers

Key Features & Benefits at a Glance

• Exceptional magnetic holding power with 0.6 lbs maximum pull force for reliable component retention in demanding applications
• Premium N50 rare earth neodymium grade delivers one of the strongest commercially available magnetic fields in a compact washer form
• Through-thickness magnetization provides consistent magnetic field distribution across the entire washer surface for uniform holding
• Nickel plated finish offers enhanced corrosion resistance and durability in various industrial environments
• Precision dimensional compatibility with 0.118" ID specifically designed for No. 2 screw sizes in inch measurement systems
• High-temperature stability maintaining magnetic properties up to 140°F for applications in warmer operating conditions
• Ultra-thin profile with 0.035-0.043" thickness allows installation in space-constrained assemblies without compromising magnetic performance

Professional Applications & Engineering Value

These N50 grade neodymium magnetic washers solve critical engineering challenges in precision assembly and magnetic retention systems. The rare earth magnet composition, combined with through thickness magnetization, ensures maximum magnetic flux density in a minimal footprint - ideal for applications where space optimization is crucial. The nickel plated finish provides essential corrosion protection while maintaining the washer's magnetic integrity in industrial environments. These flat washers are particularly valuable in electronics manufacturing, scientific instruments, and automation systems where secure magnetic fastening of small components is required. Their specific design for No. 2 screw sizes in inch measurement systems makes them perfect for North American manufacturing standards and replacement part applications.

Specification Summary & Compliance

This magnetic washer features precise inch system dimensions with 0.118" inner diameter and 0.157" outer diameter, specifically engineered for No. 2 screw compatibility. The manufacturing utilizes N50 grade neodymium rare earth magnets with through thickness magnetization and single pole configuration. The product is fully RoHS 3 (2015/863/EU) compliant and meets REACH (EC 1907/2006) standards for environmental safety and substance restrictions. Maximum operational temperature is rated at 140°F with a pull force specification of 0.6 lbs.