S-94744A517 0.281" ID x 0.734" OD ASME B18.21.1 ASME Washers
ASME Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding environments
- Enhanced load distribution from precise 0.734" OD design, preventing surface damage and maintaining joint integrity
- Perfect fit for 1/4" fasteners with 0.281" ID, ensuring easy installation and secure positioning
- Reliable Grade 5 certification providing consistent mechanical properties for industrial applications
- ASME B18.21.1 compliance guaranteeing dimensional accuracy and interchangeability across systems
- Environmental responsibility through RoHS 3 and REACH compliance, meeting global regulatory standards
- Optimized thickness range (0.056-0.071") allowing for proper compression and vibration resistance
Professional Applications & Engineering Value
These zinc-plated steel flat washers deliver critical engineering solutions where corrosion resistance and load distribution are paramount. The Grade 5 certified material provides reliable performance in industrial assembly applications, from machinery manufacturing to structural fastening systems. The zinc plating creates a protective barrier against moisture and chemicals, while the precise ASME B18.21.1 dimensions ensure perfect compatibility with 1/4" fasteners. Engineers specify these washers for applications requiring consistent pressure distribution and long-term durability, making them ideal for automotive, construction, and heavy equipment industries where fastener integrity cannot be compromised.
Specification Summary & Compliance
This flat washer features inch system dimensions with 0.281" inner diameter, 0.734" outer diameter, and thickness ranging 0.056-0.071". Manufactured to ASME B18.21.1 standards for dimensional accuracy and interchangeability. The Grade 5 classification ensures consistent material properties. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming restriction of hazardous substances for global market acceptance.
