S-92147A425 0.174" ID x 0.293" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and extended service life
• Excellent vibration resistance due to the standard split lock design, preventing fastener loosening under dynamic loads
• Reliable hardness and spring action provided by Rockwell C35 hardness, ensuring consistent locking force and reusability
• Precise dimensional fit for No. 8 screws with 0.174" ID and 0.293" OD, enabling easy installation and secure fastening
• Compliance with industry standards including ASME B18.21.1, guaranteeing interchangeability and performance reliability
• Environmental and safety adherence with RoHS 3 and REACH compliance, making them suitable for regulated global markets
• Durable 0.040" thickness providing robust support and load distribution in demanding inch-system applications

Professional Applications & Engineering Value

This 316 Stainless Steel Split Lock Washer is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding environments. The split lock washer type creates a continuous spring force that maintains bolt tension, effectively resisting shock and vibration in machinery, automotive, and marine applications. Made from 316 stainless steel, it offers exceptional resistance to chlorides and acidic conditions, reducing maintenance costs and downtime. The washer's precise dimensions, including the 0.174" ID for No. 8 screw size, ensure a snug fit and reliable performance in inch system assemblies. By integrating high Rockwell C35 hardness, it delivers long-term durability and consistent locking action, making it a trusted component for engineers seeking vibration-resistant and corrosion-proof fastening solutions.

Specification Summary & Compliance

This washer meets ASME B18.21.1 specifications for standard split lock washers, ensuring dimensional accuracy and performance in line with industry norms. Key measurements include an inner diameter of 0.174", outer diameter of 0.293", and thickness of 0.040", designed for use with No. 8 screws in inch system applications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for hazardous substances.