S-91153A038 1.063" ID x 3.75" OD Beveled Washers

Key Features & Benefits at a Glance

• Superior load distribution with 3.75" outer diameter to prevent surface damage and material embedment
• Exceptional vibration resistance through notched design that maintains secure positioning under dynamic loads
• Optimized fit for 1" fasteners with precise 1.063" inner diameter ensuring proper alignment and installation
• Enhanced durability from iron construction with Rockwell B62 hardness for long-term performance in demanding applications
• Reduced maintenance requirements thanks to inherent corrosion resistance of iron material
• Regulatory compliance assurance with RoHS 3 and REACH standards for global market acceptance
• Heavy-duty construction with 0.5" thickness providing maximum strength for high-stress applications

Professional Applications & Engineering Value

This notched iron washer delivers critical engineering solutions for heavy-duty industrial applications where vibration resistance and load distribution are paramount. The notched design provides superior anti-rotation properties, preventing loosening in machinery, structural steel connections, and equipment subjected to dynamic forces. Manufactured from iron with Rockwell B62 hardness, this washer maintains structural integrity under extreme pressure while the substantial 0.5" thickness and 3.75" OD effectively distribute loads across wider surfaces. Ideal for construction equipment, industrial machinery, and infrastructure projects requiring 1" screw applications, this component addresses common failure points in high-vibration environments through its robust inch system dimensions and reliable performance characteristics.

Specification Summary & Compliance

This heavy-duty notched washer features precise inch system dimensions with 1.063" inner diameter, 3.75" outer diameter, and 0.5" thickness, specifically engineered for 1" screw applications. The component meets industry standards for hardware washers with Rockwell B62 hardness rating and full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in various industrial sectors while maintaining consistent performance in demanding operating conditions.