S-90127A126 1.53" ID x 3.25" OD Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance prevents fastener loosening in high-stress industrial environments
• Zinc-plated steel construction provides excellent corrosion protection for extended service life
• Rockwell C40 hardness rating ensures consistent performance under heavy mechanical loads
• Precise 1.53" ID and 3.25" OD dimensions guarantee perfect fit for 1 1/2" screw applications
• Optimized 0.315" overall height delivers superior load distribution and joint stability
• Full regulatory compliance with RoHS 3 and REACH standards for global industrial use
• Heavy-duty spring lock design maintains constant tension in vibrating machinery applications

Professional Applications & Engineering Value

This zinc-plated steel spring lock washer addresses critical engineering challenges in heavy machinery, construction equipment, and industrial assembly where vibration resistance is paramount. The Rockwell C40 hardness material maintains structural integrity under extreme pressure, while the precisely engineered spring lock design creates continuous tension that prevents fastener back-off in high-vibration environments. The zinc plating provides essential corrosion protection for outdoor applications or harsh operating conditions, making these industrial washers ideal for automotive, manufacturing, and infrastructure projects requiring reliable mechanical fasteners that withstand dynamic loads and environmental exposure.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 1.53" inner diameter and 3.25" outer diameter for perfect compatibility with 1 1/2" screw size applications. Features consistent 0.238-0.263" thickness and 0.315" overall height for reliable performance. This spring lock washer complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and safety compliance for industrial procurement requirements.