S-93711A400 0.2" ID x 0.294" OD ASME B18.21.1 Split Lock Washers for Socket Head Screws

Key Features & Benefits at a Glance

• Superior vibration resistance through the split lock design that maintains constant tension and prevents fastener loosening in dynamic applications
• Exceptional corrosion protection with black-oxide coated 18-8 stainless steel construction for extended service life in harsh environments
• Precision dimensional compatibility with 0.2" ID specifically engineered for No. 10 screws, ensuring perfect fit and optimal performance
• Reliable mechanical properties with Rockwell C35 hardness providing excellent spring tension and durability under repeated loading
• Industry-standard compliance with ASME B18.21.1 specifications guaranteeing consistent quality and interchangeability
• Environmental regulation adherence through RoHS 3 and REACH compliance for safe use across global markets
• Optimized load distribution with 0.294" OD and 0.047" thickness design that minimizes surface damage while maximizing locking effectiveness

Professional Applications & Engineering Value

These No. 10 split lock washers deliver critical vibration-resistant performance in demanding industrial environments where fastener security is paramount. The black-oxide 18-8 stainless steel construction provides superior corrosion resistance compared to standard carbon steel alternatives, making them ideal for outdoor equipment, marine applications, and chemical processing facilities. The split lock washer design creates continuous spring tension that compensates for thermal expansion, material relaxation, and vibration-induced loosening - solving common maintenance issues in machinery, automotive assemblies, and electrical enclosures. Engineered to ASME B18.21.1 standards, these washers ensure reliable performance in high-cycle applications while the inch system measurements provide seamless integration with existing North American equipment specifications.

Specification Summary & Compliance

This standard split lock washer features precise dimensional specifications including 0.2" inner diameter, 0.294" outer diameter, and 0.047" thickness specifically designed for No. 10 screw applications. Manufactured in compliance with ASME B18.21.1 mechanical standards and exhibiting Rockwell C35 hardness for consistent spring performance. The product meets stringent environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current SVHC requirements as of June 2023, ensuring unrestricted use across industrial markets.