S-92503A210 0.275" ID x 1.09" OD MS14151-3 Mil. Spec. Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from passivated 18-8 stainless steel construction ensures long-term reliability in harsh industrial environments
• Precise dimensional fit with 0.275" ID and 1.09" OD provides optimal distribution for 1/4" screw fastening applications
• Enhanced load distribution with controlled thickness (0.017-0.023") prevents surface damage and maintains joint integrity
• Exceptional durability backed by Rockwell B68 hardness rating for consistent performance under mechanical stress
• Military specification compliance with MS14151-3 ensures consistent quality and interchangeability
• Environmental regulation compliance with RoHS 3 and REACH standards for safe global usage
• Reliable industrial performance through inch system precision manufacturing for critical assembly applications

Professional Applications & Engineering Value

This passivated 18-8 stainless steel flat washer delivers exceptional engineering value by addressing common industrial challenges in corrosive environments. The MS14151-3 compliant design ensures precise dimensional stability for reliable 1/4" screw fastening across multiple sectors including aerospace, marine, and chemical processing equipment. The corrosion-resistant properties of the passivated surface treatment prevent galvanic corrosion and material degradation, while the controlled thickness range (0.017-0.023") maintains uniform pressure distribution. These industrial washers provide critical protection against loosening due to vibration and thermal cycling, making them ideal for heavy-duty applications where fastener integrity is paramount. The combination of inch system precision and material excellence ensures consistent performance in demanding assembly operations.

Specification Summary & Compliance

This precision flat washer maintains strict dimensional tolerances with 0.275" inner diameter and 1.09" outer diameter, manufactured to MS14151-3 military specifications for guaranteed interchangeability. The component features Rockwell B68 hardness for mechanical durability and meets comprehensive regulatory requirements including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current SVHC monitoring. Engineered specifically for 1/4" screw applications within inch measurement systems, this washer delivers reliable performance while adhering to international environmental and quality standards.