S-90588A112 0.141" ID x 0.51" OD ASME B18.21.1 Internal / External-Tooth Lock Washers
Internal / External-Tooth Lock Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance with internal and external teeth that bite into mating surfaces, preventing loosening under dynamic loads
- Exceptional corrosion resistance from 410 stainless steel construction, ideal for harsh industrial environments
- Precise dimensional fit with 0.141" ID specifically engineered for No. 6 screws, ensuring secure fastening
- Reliable compliance with ASME B18.21.1 standards, guaranteeing consistent performance and interchangeability
- Environmental safety assurance through RoHS 3 and REACH compliance, meeting strict regulatory requirements
- Durable material integrity with 410 stainless steel offering excellent strength and long-term reliability
- Optimized load distribution from 0.51" OD design, reducing surface pressure and material deformation
Professional Applications & Engineering Value
These 410 stainless steel tooth lock washers deliver critical vibration resistance in demanding industrial applications where fastener loosening can lead to equipment failure. The unique internal/external tooth design creates multiple biting points that securely lock the assembly, making them ideal for machinery, automotive components, and electrical enclosures subject to constant motion or shock loads. Manufactured from corrosion-resistant 410 stainless steel, these tooth lock washers maintain performance in humid, chemical, or outdoor environments while providing reliable fastener security for No. 6 screws. The combination of precise inch dimensions and specialized tooth configuration addresses common engineering challenges of maintaining joint integrity in high-vibration scenarios, offering a cost-effective solution for preventive maintenance and safety-critical assemblies.
Specification Summary & Compliance
This tooth lock washer features precise inch dimensions with 0.141" ID, 0.51" OD, and thickness ranging 0.023-0.028", designed specifically for No. 6 screws. Manufactured in compliance with ASME B18.21.1 standards for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) environmental regulations, ensuring adherence to current substance restriction requirements.
