S-90134A030 0.32" ID x 0.437" OD Wave Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance through wave spring design that maintains consistent tension under dynamic loads
• Exceptional durability with Rockwell C44 hardened steel construction that resists deformation and extends service life
• Precision dimensional fit with 0.32" inner diameter ensuring perfect alignment with 5/16" fasteners
• Reliable spring force maintenance through optimal 0.04" overall height and 0.006" thickness design
• Environmental compliance assurance with full RoHS 3 and REACH certification for global industrial applications
• Corrosion resistance through high-grade steel material suitable for demanding industrial environments
• Optimal load distribution with 0.437" outer diameter providing enhanced bearing surface area

Professional Applications & Engineering Value

This steel wave washer delivers critical engineering solutions where vibration resistance and consistent spring force are paramount. The Rockwell C44 hardened steel construction ensures the washer maintains its wave profile under repeated compression cycles, preventing loosening in high-vibration environments such as automotive assemblies, heavy machinery, and electrical enclosures. The precise 0.32" inner diameter guarantees perfect fitment with 5/16" screws, eliminating play and ensuring uniform load distribution. With its 0.437" outer diameter and optimized wave geometry, this industrial-grade washer provides reliable performance in applications requiring thermal expansion compensation and shock absorption, making it ideal for maintenance, repair, and OEM operations across multiple sectors.

Specification Summary & Compliance

This precision wave washer features inch system dimensions including 0.32" ID, 0.437" OD, 0.006" thickness, and 0.04" overall height, engineered for 5/16" screw size applications. Manufactured from hardened steel with Rockwell C44 hardness rating, it maintains dimensional stability under compression. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental safety standards for industrial components while ensuring reliable performance in demanding applications.