S-92146A622 0.322" ID x 0.583" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Maximum vibration resistance through split lock design preventing fastener loosening in high-stress applications
• Superior corrosion protection with black-oxide coated 18-8 stainless steel construction
• Exceptional durability maintained by Rockwell C35 hardness for long service life
• Precise dimensional fit with 0.322" ID and 0.583" OD ensuring proper installation on 5/16" screws
• Industry-standard compliance meeting ASME B18.21.1 specifications for reliable performance
• Environmental regulation adherence with RoHS 3 and REACH compliance for global applications
• Consistent spring action from standard split lock design maintaining constant tension under load

Professional Applications & Engineering Value

These split lock washers provide critical vibration-resistant fastening solutions for demanding industrial environments where equipment reliability is paramount. The black-oxide 18-8 stainless steel construction offers excellent corrosion resistance while maintaining the necessary spring properties for effective locking action. Engineered to ASME B18.21.1 standards, these washers deliver consistent performance in machinery assembly, automotive applications, and heavy equipment where vibration-induced loosening can lead to catastrophic failures. The 0.322" ID precisely accommodates 5/16" screws, ensuring proper fit and maximum contact surface for optimal load distribution. This combination of material strength, precise dimensions, and certified manufacturing makes them ideal for maintenance-critical applications across multiple industries.

Specification Summary & Compliance

This standard split lock washer features precise inch system dimensions with 0.322" internal diameter, 0.583" outer diameter, and 0.078" thickness specifically designed for 5/16" screw applications. Manufactured to ASME B18.21.1 specifications with Rockwell C35 hardness, ensuring dimensional accuracy and mechanical performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental standards for industrial components.