S-95601A335 0.375" ID x 0.625" OD Plastic Washers

Key Features & Benefits at a Glance

• Superior Thermal Performance – Withstands temperatures up to 230°F, ensuring reliable operation in high-heat environments without degradation.
• Excellent Electrical Insulation – Hard fiber construction provides reliable insulation, reducing risks of electrical shorts in sensitive assemblies.
• Corrosion & Chemical Resistance – Inherent material properties offer natural resistance to moisture and many chemicals, extending service life.
• Precise Fit for 3/8" Screws – 0.375" ID ensures secure seating and even load distribution, minimizing loosening and vibration issues.
• Durable & Compressible Design – Hard fiber material maintains integrity under compression, providing a long-lasting, tight seal.
• Compliance with Global Standards – Meets RoHS 3 and REACH regulations, ensuring safe use in regulated markets and industries.
• Consistent Dimensions – 0.625" OD and 0.028–0.034" thickness provide uniform performance and ease of installation.

Professional Applications & Engineering Value

This red hard fiber flat washer is engineered to address common challenges in electrical, mechanical, and high-temperature assemblies. Its hard fiber material delivers excellent electrical insulation and thermal stability up to 230°F, preventing current leakage and material failure in demanding conditions. The precise 0.375" inner diameter ensures a perfect fit for 3/8" screws, distributing clamp load evenly to reduce stress concentration and prevent joint failure. Commonly used in electrical enclosures, automotive systems, and industrial machinery, these flat washers provide reliable sealing and vibration dampening, enhancing overall assembly durability and safety in high-temperature and corrosive environments.

Specification Summary & Compliance

This flat washer features an ID of 0.375", OD of 0.625", and thickness range of 0.028–0.034", designed specifically for use with 3/8" screws. Manufactured from hard fiber, it offers consistent dimensional accuracy suitable for standard inch-based assemblies. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for hazardous substances. It is ideal for applications requiring thermal resistance up to 230°F and reliable performance in electrical and mechanical systems.