S-94709A145 0.281" ID x 0.5" OD Bonded Sealing Washers

Key Features & Benefits at a Glance

• Superior Sealing Performance: Neoprene rubber seal bonded to 18-8 stainless steel prevents leakage and ingress of contaminants, ensuring long-term assembly integrity.
• Excellent Temperature Resilience: Withstands extreme conditions from -40°F to 250°F, maintaining seal flexibility and metal strength in harsh environments.
• Corrosion-Resistant Construction: 18-8 stainless steel offers reliable resistance to rust and oxidation, ideal for industrial and outdoor applications.
• Precision Fit for 1/4" Screws: 0.281" ID and 0.5" OD ensure accurate alignment and secure fastening, reducing installation errors.
• Durable Bonded Design: Metal-to-rubber bonding provides a permanent seal that won't separate under vibration or pressure, enhancing operational reliability.
• Optimal Seal Hardness: Durometer 65A neoprene offers the perfect balance of compression and resilience for effective sealing without over-stressing components.
• Versatile Inch System Compatibility: Designed to standard inch measurements, ensuring easy integration with existing 1/4" screw assemblies.

Professional Applications & Engineering Value

This metal bonded washer combines the strength of 18-8 stainless steel with the sealing properties of neoprene rubber to address common industrial challenges like fluid leakage, vibration loosening, and environmental exposure. The black neoprene seal (Durometer 65A) ensures consistent compression and resilience, making it ideal for applications in automotive, machinery, and plumbing systems where temperature fluctuations from -40°F to 250°F are common. By providing a reliable sealing solution for 1/4" screws, it reduces maintenance needs and prevents costly downtime in industrial washers and assembly lines, delivering long-term engineering value through enhanced durability and performance.

Specification Summary & Compliance

This washer features precise dimensions: 0.281" ID, 0.5" OD, and thickness of 0.116-0.141", designed for 1/4" screw size in the inch system. It adheres to standard industrial tolerances and is manufactured with 18-8 stainless steel and neoprene seal material (Durometer 65A), ensuring consistent quality. The product complies with general industry standards for material safety and performance, supporting reliable use in various sealing and fastening applications without specific hardness ratings.