S-90295A247 0.281" ID x 1" OD ASME B18.22.1 Plastic Washers
Plastic Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional temperature resistance from -40°F to 300°F for reliable performance in extreme environments
- Superior corrosion resistance with Nylon Plastic construction, eliminating rust and chemical degradation
- Excellent electrical insulation properties for safe use in electrical assemblies and sensitive equipment
- High durability with Rockwell R115 hardness ensuring long service life under mechanical stress
- Precise dimensional fit with 1/4" ID and 1" OD for secure fastening in 1/4" screw applications
- Regulatory compliance assurance with RoHS 3 and REACH certification for global market acceptance
- Standardized manufacturing quality per ASME B18.22.1 specifications for consistent performance
Professional Applications & Engineering Value
These nylon plastic flat washers deliver critical engineering solutions where metal fasteners fail. The Nylon Plastic material provides inherent electrical insulation and corrosion resistance, making them ideal for electrical enclosures, marine equipment, and chemical processing applications. Their wide temperature range (-40°F to 300°F) ensures stability in outdoor, automotive, and HVAC systems. The green color offers easy identification in assembly lines, while the precise 1/4" ID x 1" OD dimensions with controlled thickness (0.056-0.071") prevent loosening and distribute load effectively in industrial washers applications, reducing maintenance costs and equipment downtime.
Specification Summary & Compliance
This flat washer features precise inch-dimension specifications: 0.281" ID, 1" OD, and thickness range of 0.056-0.071" for 1/4" screw size applications. Manufactured to ASME B18.22.1 standards for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and unrestricted use in international markets. Material hardness is certified at Rockwell R115 for optimal mechanical properties.
