S-90131A625 0.203" ID x 0.406" OD Abrasion-Resistant Cushioning Washers
Abrasion-Resistant Cushioning 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
- Superior vibration dampening with SBR rubber construction for reduced equipment wear and noise
- Excellent sealing properties prevent fluid ingress and contamination in industrial environments
- Enhanced durability with polyester fiber filler that resists compression set and maintains seal integrity
- Consistent performance with Durometer 70A hardness providing optimal flexibility and load distribution
- Reliable temperature resistance up to 170°F for stable operation in various industrial conditions
- Precision dimensional fit with 0.203" ID specifically designed for No. 10 screws
- Compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
Professional Applications & Engineering Value
These SBR rubber flat washers deliver critical engineering solutions where vibration absorption, fluid sealing, and electrical insulation are paramount. The polyester fiber reinforced construction maintains dimensional stability under compression, preventing flange loosening in automotive assemblies, machinery mounts, and plumbing systems. With Durometer 70A hardness, they provide ideal cushioning for No. 10 screw applications while the black SBR material offers excellent resistance to weathering and mild chemicals. The precise 0.203" ID ensures perfect alignment with standard No. 10 screws, eliminating installation issues in high-volume manufacturing environments where consistent performance is essential.
Specification Summary & Compliance
Manufactured to inch system standards with 0.203" inner diameter, 0.406" outer diameter, and 0.047-0.077" thickness range. Features SBR rubber material with polyester fiber filler and Durometer 70A hardness rating. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and unrestricted use in industrial markets. Maximum operating temperature rated at 170°F for reliable performance across various application conditions.
