S-92217A611 3.1 mm ID x 5.9 mm OD ASME B18.22M ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh or humid environments without rusting.
• Precise dimensional fit with 3.1mm inner diameter and 5.9mm outer diameter, ensuring reliable alignment and load distribution for M2.5 screws.
• Enhanced durability and surface protection by preventing fastener loosening and damage to assembled components.
• Compliance with ASME B18.22M standards guarantees consistent quality, interchangeability, and performance in mechanical assemblies.
• RoHS 3 and REACH compliant for safe use in regulated industries, free from hazardous substances.
• Versatile thickness range (0.6–0.9 mm) allows for fine-tuning in applications requiring specific spacing or tension adjustments.
• Cost-effective maintenance due to long-lasting material properties, reducing replacement frequency and downtime.

Professional Applications & Engineering Value

This M2.5 metric flat washer made from 18-8 stainless steel addresses common industrial challenges such as galvanic corrosion, vibration-induced failure, and component wear. Its flat design and precise 3.1mm ID and 5.9mm OD ensure even pressure distribution, protecting surfaces and extending the life of M2.5 screw fastenings in machinery, electronics, and automotive systems. By meeting ASME B18.22M specifications, it provides reliable performance in industrial applications where dimensional accuracy and corrosion resistance are critical, minimizing assembly errors and maintenance costs.

Specification Summary & Compliance

This washer features a 3.1mm inner diameter, 5.9mm outer diameter, and 0.6–0.9 mm thickness, designed for M2.5 screw sizes with metric measurements. It conforms to ASME B18.22M standards for dimensional consistency and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial use.