S-92147A511 1.408" ID x 2.219" 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 outdoor applications.
• Reliable vibration resistance due to the split lock design, preventing fastener loosening under dynamic loads and ensuring long-term joint integrity.
• Enhanced durability and strength from Rockwell C35 hardness, providing consistent performance under high-stress conditions.
• Precise fit for 1 3/8" screws with 1.408" ID and 2.219" OD dimensions, ensuring easy installation and optimal load distribution.
• Compliance with industry standards including ASME B18.21.1, guaranteeing dimensional accuracy and reliable mechanical properties.
• Environmental and safety compliance with RoHS 3 and REACH regulations, making it suitable for global supply chains and sensitive applications.
• Versatile industrial use as a standard split lock washer, suitable for machinery, construction, and marine equipment where secure fastening is critical.

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 design creates a spring-like action that maintains constant tension on the fastener, effectively resisting loosening under dynamic loads in machinery, automotive, and structural applications. Made from 316 stainless steel, it offers exceptional resistance to chlorides and acidic conditions, making it ideal for marine, chemical processing, and outdoor installations. With a Rockwell C35 hardness, it ensures long-term reliability without deformation, while compliance with ASME B18.21.1 standards guarantees precise dimensions and consistent performance. This washer is a trusted solution for engineers seeking to enhance safety and reduce maintenance in heavy-duty industrial systems.

Specification Summary & Compliance

This washer meets ASME B18.21.1 specifications for dimensional accuracy and performance, with an inner diameter of 1.408", outer diameter of 2.219", and thickness of 0.344". It is designed for use with 1 3/8" screws in inch measurement systems and features a standard split lock type. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for environmentally conscious industrial applications.