S-91235A109 0.197" ID x 0.465" OD Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance maintains consistent clamping force in high-stress environments, preventing fastener loosening
• Exceptional corrosion resistance from 17-7 PH stainless steel construction ensures long-term reliability in harsh conditions
• Optimized spring tension with precise 0.033-0.037" thickness provides reliable load distribution for No. 10 screw applications
• Enhanced durability with Rockwell C38 hardness rating withstands repeated compression cycles without deformation
• Regulatory compliance with RoHS 3 and REACH standards ensures environmental safety and global market acceptance
• Precision dimensional control with 0.197" ID and 0.465" OD guarantees perfect fit and consistent performance
• Heavy-duty performance in inch measurement system makes these washers ideal for industrial machinery and equipment

Professional Applications & Engineering Value

These 17-7 PH stainless steel spring lock washers deliver critical engineering solutions where vibration-induced fastener failure is a primary concern. The precipitation-hardened stainless steel construction provides exceptional spring tension retention while resisting corrosion in demanding environments including marine, chemical processing, and outdoor equipment. The precisely engineered spring lock design creates constant axial force that compensates for thermal expansion, material relaxation, and vibration stresses in No. 10 screw assemblies. This makes them particularly valuable in industrial machinery, automotive systems, and electrical enclosures where maintenance access is limited and reliability is paramount. The combination of Rockwell C38 hardness and controlled dimensional tolerances ensures consistent performance across high-volume production runs.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 0.197" inner diameter, 0.465" outer diameter, and controlled thickness range of 0.033-0.037". These spring lock washers are engineered for No. 10 screw applications in the inch measurement system. The components feature Rockwell C38 hardness for optimal spring performance and meet RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current substance restrictions. Manufactured from premium 17-7 PH stainless steel for consistent mechanical properties and corrosion resistance in industrial environments.