S-91525A103 0.149" ID x 0.625" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for marine, chemical, and outdoor applications.
• Precise fit for No. 6 screws with a 0.149" inner diameter, ensuring secure fastening and reducing the risk of loosening under vibration.
• Optimal load distribution with a 0.625" outer diameter, helping to prevent surface damage and maintain joint integrity.
• Consistent performance across a controlled thickness range of 0.024" to 0.038", providing reliable spacing and tension in assemblies.
• Compliance with stringent environmental regulations, being RoHS 3 and REACH compliant for safe use in global markets and sensitive industries.
• Durability in demanding conditions, offering long service life without rust or degradation, which reduces maintenance costs and downtime.
• Versatile inch-system compatibility, making these washers easy to integrate into existing designs and standard industrial equipment.

Professional Applications & Engineering Value

These 316 stainless steel flat washers are engineered to address common industrial challenges such as corrosion-induced failure and inconsistent load bearing. The high-grade material provides exceptional resistance to chlorides and acidic substances, making them ideal for marine equipment, chemical processing plants, and food industry machinery. With precise dimensions including a 0.149" ID for No. 6 screws and a 0.625" OD, they ensure uniform pressure distribution, preventing bolt head embedment and surface marring. This design enhances fastener longevity and reduces the need for frequent replacements in vibration-prone applications, delivering reliable performance in critical assemblies while adhering to RoHS and REACH compliance for environmental safety.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.149", outer diameter of 0.625", and thickness ranging from 0.024" to 0.038", designed for use with No. 6 screws in inch measurement systems. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for industrial applications requiring strict environmental adherence. The product is manufactured to standard dimensional tolerances for consistent fit and performance.