S-95348A116 1.155" ID x 2.26" OD ASME B18.2.6; ASTM F959 Type A490 Tension-Indicating Structural Washers

Key Features & Benefits at a Glance

• Visual installation verification with bright orange tension-indicating dye for immediate confirmation of proper torque application
• Exceptional load-bearing capacity rated for 80,000 lbs tension to withstand extreme mechanical stresses in demanding applications
• Superior corrosion resistance through zinc-plated steel construction for extended service life in harsh industrial environments
• Consistent hardness performance with Rockwell C37 rating ensuring dimensional stability under repeated loading cycles
• Precision dimensional compatibility with 1.155" ID and 2.26" OD designed specifically for 1 1/8" screw applications
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global market acceptance
• Industry-standard certification compliant with ASME B18.2.6 and ASTM F959 Type A490 specifications for guaranteed quality

Professional Applications & Engineering Value

This tension indicating washer delivers critical engineering value in applications where bolt preload accuracy directly impacts structural integrity and safety. The zinc-plated steel construction provides excellent corrosion protection while maintaining the mechanical properties necessary for high-stress environments. The innovative orange tension-indicating dye offers immediate visual confirmation of proper installation, eliminating guesswork in critical assembly processes. Engineered specifically for 1 1/8" screw applications, this washer is ideal for structural steel connections, heavy machinery assembly, and infrastructure projects where verification of proper tension is mandatory. The progressive compression range of 0.158-0.280" thickness ensures reliable performance across varying surface conditions and clamping requirements.

Specification Summary & Compliance

This precision tension indicating washer features dimensional specifications of 1.155" ID, 2.26" OD, and thickness range of 0.158-0.280" with manufacturing compliance to ASME B18.2.6 and ASTM F959 Type A490 standards. The component maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for international industrial applications. With certified 80,000 lbs tension capacity and Rockwell C37 hardness, this washer delivers consistent performance in accordance with established engineering specifications for critical fastener applications.