S-95160A220 0.385" ID x 0.68" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance through split lock design prevents fastener loosening in high-stress applications
• Exceptional corrosion protection with hot-dipped galvanized steel construction for extended service life in harsh environments
• Reliable hardness performance with Rockwell C38 rating ensures consistent spring action and load distribution
• Precise dimensional compatibility with 0.385" ID and 0.68" OD for perfect fit with 3/8" screws
• Industry-standard compliance with ASME B18.21.1 specifications guarantees consistent quality and performance
• Environmental responsibility with RoHS 3 compliance for safe use across global markets
• Optimal thickness design at 0.094" provides balanced flexibility and clamping force

Professional Applications & Engineering Value

This hot-dipped galvanized steel split lock washer delivers critical vibration resistance in demanding industrial settings where mechanical fasteners face constant stress and environmental challenges. The standard split lock design creates continuous spring tension that compensates for thermal expansion, material relaxation, and dynamic loads. The heavy-duty galvanized coating provides superior barrier protection against moisture, chemicals, and atmospheric corrosion, making these industrial washers ideal for outdoor equipment, machinery assemblies, construction applications, and automotive components. Engineered to maintain clamping force under extreme conditions, these vibration resistant washers prevent costly downtime and maintenance by ensuring fastener integrity in critical connections.

Specification Summary & Compliance

This split lock washer features precise inch system dimensions with 0.385" inner diameter, 0.68" outer diameter, and 0.094" thickness specifically designed for 3/8" screw applications. Manufactured to ASME B18.21.1 standards for dimensional accuracy and performance consistency. The Rockwell C38 hardness ensures proper spring characteristics and durability. Fully compliant with RoHS 3 (2015/863/EU) environmental regulations, making these washers suitable for global industrial markets and environmentally conscious manufacturing operations.