S-92150A162 0.328" ID x 0.562" OD NAS1515-M5 Mil. Spec. Plastic Washers

Key Features & Benefits at a Glance

• Exceptional high-temperature performance with a maximum operating temperature of 500°F, ensuring reliable sealing and spacing in demanding thermal environments.
• Superior chemical resistance due to PTFE material, protecting against corrosion and degradation from harsh industrial chemicals and solvents.
• Precise dimensional fit with 5/16" screw compatibility and inch-system measurements (ID: 0.328", OD: 0.562") for secure, vibration-resistant fastening.
• Compliance with NAS1515-M5 aerospace standards, guaranteeing consistent quality and performance for critical industrial and engineering applications.
• Environmental regulation adherence through RoHS 3 and REACH compliance, supporting sustainable and safe manufacturing practices.
• Low friction and non-stick properties of PTFE plastic, reducing wear on components and facilitating easy maintenance.
• Durable construction with a thickness range of 0.057-0.075", providing reliable load distribution and long service life.

Professional Applications & Engineering Value

This PTFE plastic flat washer is engineered to address common industrial challenges such as thermal expansion, chemical exposure, and mechanical stress. Its high-temperature rating of 500°F makes it ideal for applications in aerospace, automotive, and chemical processing industries, where components are subjected to extreme heat. The PTFE material offers excellent resistance to a wide range of chemicals, preventing failure in corrosive environments. With precise inch-system dimensions and compliance with NAS1515-M5, it ensures secure fastening for 5/16" screws, reducing the risk of loosening under vibration. This washer provides reliable performance in sealing, spacing, and insulation roles, enhancing the durability and safety of industrial assemblies.

Specification Summary & Compliance

This flat washer features inch-system measurements with an ID of 0.328", OD of 0.562", and thickness ranging from 0.057" to 0.075", designed for use with 5/16" screws. It conforms to NAS1515-M5 specifications, ensuring adherence to rigorous aerospace standards for dimensional accuracy and performance. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for hazardous substances.