S-98049A310 0.281" ID x 0.625" OD Oversized Washers

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 17-4 PH Stainless Steel, ideal for harsh environments and extending service life.
• High strength and durability with Rockwell C40 hardness, ensuring reliable performance under heavy loads and stress.
• Precise dimensional fit with 0.281" ID and 0.625" OD, designed for accurate alignment and secure fastening with 1/4" screws.
• Consistent thickness tolerance (0.105-0.130") for uniform load distribution and reduced risk of fastener loosening.
• Compliance with environmental standards, including RoHS 3 and REACH, ensuring safe use in regulated industrial applications.
• Versatile inch system compatibility, making it easy to integrate into existing machinery and equipment designs.
• Long-term reliability in demanding conditions, minimizing maintenance needs and replacement costs.

Professional Applications & Engineering Value

This 17-4 PH stainless steel flat washer is engineered to address common industrial challenges such as corrosion, vibration, and mechanical stress. Its precise dimensions (0.281" ID x 0.625" OD) ensure a perfect fit for 1/4" screw size applications, preventing misalignment and enhancing joint integrity. The high hardness (Rockwell C40) and corrosion-resistant properties make it ideal for demanding environments like aerospace, marine, and chemical processing, where failure is not an option. By distributing loads evenly and resisting environmental degradation, these washers reduce downtime and improve the longevity of assembled components, providing significant engineering value in critical fastening systems.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with an ID of 0.281", OD of 0.625", and thickness range of 0.105-0.130", ensuring accurate fit and performance for 1/4" screws. Manufactured from 17-4 PH stainless steel with a hardness of Rockwell C40, it meets stringent quality standards for durability and strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety requirements for industrial use.