S-93785A420 3.2 mm ID x 7 mm OD DIN 125 Plastic Washers

Key Features & Benefits at a Glance

• Exceptional thermal stability for reliable performance in extreme environments from -20°F to 500°F
• Superior chemical resistance against industrial solvents and corrosive substances for extended service life
• Maintained mechanical integrity with Rockwell M103 hardness ensuring consistent load distribution
• Precision dimensional compliance with DIN 125 standard for perfect fit with M3 fasteners
• Reduced maintenance requirements through excellent dimensional stability under thermal cycling
• Regulatory compliance assurance with RoHS 3 and REACH standards for global industrial applications
• Optimized metric sizing with 3.2mm ID and 7mm OD for precise M3 screw applications

Professional Applications & Engineering Value

Engineered for demanding industrial environments, this PEEK plastic flat washer delivers exceptional performance where traditional metal washers fail. The high-temperature capability (500°F maximum) makes it ideal for automotive, aerospace, and chemical processing equipment exposed to thermal extremes. Its chemical resistance prevents degradation in aggressive environments, while the DIN 125 compliance ensures precise dimensional fit with M3 metric fasteners. The thin 0.4-0.6mm thickness profile provides optimal spacing without adding bulk, making these metric washers perfect for compact assemblies requiring thermal and chemical stability with reliable load distribution.

Specification Summary & Compliance

This flat washer conforms to DIN 125 standard with precise metric dimensions: 3.2mm ID, 7mm OD, and 0.4-0.6mm thickness for M3 screw applications. Manufactured from PEEK plastic maintaining Rockwell M103 hardness, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements. The washer operates within a temperature range of -20°F to 500°F, ensuring dimensional stability and performance consistency across extreme thermal conditions.