S-90097A137 0.22" ID x 0.33" OD Insulating Washers
Insulating Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Geometric Parameters
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Key Features & Benefits at a Glance
- Excellent corrosion resistance with nylon plastic construction, ideal for harsh industrial environments.
- Superior electrical insulation properties for safe use in electrical assemblies and components.
- Wide operating temperature range from -40°F to 180°F, ensuring reliable performance in extreme conditions.
- High durability and wear resistance provided by the Rockwell R118 hardness rating for extended service life.
- Precise fit and secure fastening with a 0.22" ID designed specifically for No. 12 screws.
- Compliance with global environmental standards, being RoHS 3 and REACH compliant for responsible sourcing.
- Lightweight and non-magnetic properties reduce overall assembly weight and prevent magnetic interference.
Professional Applications & Engineering Value
This nylon plastic sleeve washer is engineered to address common challenges in industrial fastening, such as galvanic corrosion, vibration loosening, and electrical isolation needs. The off-white nylon material offers inherent resistance to moisture, chemicals, and UV exposure, making it suitable for outdoor equipment, electrical enclosures, and automotive components. Its sleeve design provides enhanced load distribution and prevents pull-through in softer materials, while the wide temperature tolerance from -40°F to 180°F ensures stability in applications ranging from freezer systems to engine compartments. By utilizing this RoHS and REACH compliant washer, engineers can achieve reliable, long-term performance while meeting stringent environmental and safety regulations.
Specification Summary & Compliance
This washer features an ID of 0.22", OD of 0.33", and overall height of 0.225", with a sleeve OD of 0.254" and sleeve height of 0.125", designed for a No. 12 screw size in the inch measurement system. It maintains precise dimensional tolerances suitable for standard industrial applications. The material is certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to hazardous substance restrictions and supporting sustainable manufacturing practices.
