S-98466A411 0.445" ID x 1.125" OD Finishing Washers

Key Features & Benefits at a Glance

• Perfect Flush Mounting: 82° countersink angle ensures seamless, flush surface finishes for professional applications
• Corrosion-Resistant Performance: 18-8 stainless steel construction provides excellent resistance to rust and chemical exposure
• Precision Fit for 3/8" Screws: 0.445" inner diameter delivers secure, vibration-resistant fastening connections
• Optimal Load Distribution: 1.125" outer diameter spreads pressure evenly to prevent surface damage
• Environmental Compliance: Full RoHS 3 and REACH compliance ensures safe use in regulated industries
• Dimensional Consistency: Inch system manufacturing maintains precise tolerances for reliable assembly
• Versatile Industrial Application: Suitable for machinery, marine, and architectural applications requiring flush mounting

Professional Applications & Engineering Value

This 82° countersunk washer in 18-8 stainless steel solves critical engineering challenges in applications requiring flush mounting and corrosion resistance. The precise 82° countersink angle perfectly matches standard screw heads, eliminating protrusions that could interfere with moving parts or create safety hazards. The 1.125" outer diameter provides substantial bearing surface to distribute load effectively, preventing material deformation in softer substrates. Manufactured to inch system specifications with 0.445" inner diameter optimized for 3/8" screws, these washers ensure vibration-resistant connections in industrial machinery, marine equipment, and architectural installations where both aesthetic finish and structural integrity are paramount.

Specification Summary & Compliance

This countersunk washer features inch system dimensions with 1.125" outer diameter, 0.445" inner diameter, and 0.25" overall height, engineered specifically for 3/8" screws. The 82° countersink angle conforms to standard fastening requirements. Manufactured from 18-8 stainless steel for consistent performance, the product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant with current SVHC requirements as of June 14, 2023, ensuring environmental responsibility and regulatory adherence for industrial applications.