S-90127A121 0.901" ID x 2" OD Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance thanks to the spring lock design that maintains consistent tension under dynamic loads
• Enhanced corrosion protection with zinc-plated steel construction for reliable performance in harsh industrial environments
• Optimized dimensional accuracy with 0.901" ID and 2" OD ensuring perfect fit for 7/8" screw applications
• Exceptional durability achieved through Rockwell C40 hardness rating, resisting deformation under high stress
• Reliable load distribution with controlled thickness range (0.146-0.162") for uniform pressure across fastened surfaces
• Full regulatory compliance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing
• Precision inch system compatibility designed for seamless integration with standard industrial equipment and components

Professional Applications & Engineering Value

This zinc-plated steel spring lock washer delivers critical engineering solutions for industrial applications where vibration-induced loosening poses significant operational risks. The spring lock design creates constant radial pressure that compensates for thermal expansion, material relaxation, and dynamic loads, effectively preventing fastener failure in heavy machinery, automotive assemblies, and construction equipment. The Rockwell C40 hardness ensures the washer maintains its structural integrity under repeated stress cycles, while the zinc plating provides essential corrosion resistance in demanding environments. With precise dimensions tailored for 7/8" screw sizes, this industrial washer eliminates the need for custom solutions, reducing installation time and maintenance costs across various mechanical systems.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 0.901" inner diameter, 2" outer diameter, and thickness ranging from 0.146" to 0.162" for consistent performance. The spring lock washer conforms to inch system measurement requirements and features Rockwell C40 hardness for optimal mechanical properties. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and restricted substance management, making this component suitable for global industrial supply chains requiring certified materials.